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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

MUNICIPALITY OF SUDIPEN, LA UNION Award a ₱149.4K contract to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIESMunicipalities

Transaction hash:
3cd66a34faa9dca4ebf4eadcc2e6ea42110bd14a0d5e4000797cd41b388979de
Status:
Included and unchanged
Block:
#5,891 122 blocks after it
Position in block:
Transaction 97 of 413
Award day:
Jun 26, 2025 (1 yr 4 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,891 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    MUNICIPALITY OF SUDIPEN, LA UNION awarded it to J.A. OLIVAR ENG'G DESIGN, CONSTRUCTION AND SUPPLIES on 2025-06-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of Sudipen gave a "unmodified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   3cd66a34fa…8979denow      …
  2. 2. Block Merkle root changed
    stored   a723d6102c…bcbe49now      …
  3. 3. Block #5891 hash changed
    stored   aa4e7dc0e1…dd7da2now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 412 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3cd66a34faa9dca4ebf4eadcc2e6ea42110bd14a0d5e4000797cd41b388979de
  2. 01 L 3c1699406ee90889d9dbc2f5dae956248406f1ac9283cdc343a6efa5a7d1e84f
  3. 02 R 51e9df28184fcc84d6203f0ce27f7a54820a90ac49dc2abb2ca13dfb010adc55
  4. 03 R 90dfa33153cbc3788127e1fa5a0a13d46109dfbd1f4784d31ea0808be2d2330a
  5. 04 R 6c0055b8a94df3dbee1f871afda795a60f950e7bd92242686c9e8e6cfbe2778b
  6. 05 R 762600febea95bee53e58a57dfc804fc085460126d4ae10c113bbee3bcb831df
  7. 06 L f084add436a38b454de559741b90fab9d9912f9efbf8a1b952c8961956d547e5
  8. 07 L 00a9a15d15a7256c255662b22ea715b74192abe93d8dfc89f70780f83cf6d3f4
  9. 08 R e6f92b44b5e57f8dc069dfa336249a74c5034ff3b3bd319be8c7818b793e8f60
  10. 09 R 0b501f27f3d7cc5921e640f61e1b61fe5843d7550a48cf07a29a13f7732a5023
  11. root  a723d6102c3808ad09c2914b48244f04f20e769d3782c2acb140241039bcbe49