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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V Award a ₱142.5M contract to ED1SON DEVELOPMENT AND CONSTRUCTION INC.National agencies

Transaction hash:
b4ae2e1bc4e95b116f75f0b377016c2d3d5a08044fd3176a02c489b5e4caa72c
Status:
Included and unchanged
Block:
#5,983 30 blocks after it
Position in block:
Transaction 309 of 442
Award day:
Oct 7, 2025 (1 yr 1 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 #5,983 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION V awarded it to ED1SON DEVELOPMENT AND CONSTRUCTION INC. on 2025-10-07.
    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)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   b4ae2e1bc4…caa72cnow      …
  2. 2. Block Merkle root changed
    stored   6fff898684…1c3024now      …
  3. 3. Block #5983 hash changed
    stored   e8cb0f506e…2b2ab6now      …
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 441 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b4ae2e1bc4e95b116f75f0b377016c2d3d5a08044fd3176a02c489b5e4caa72c
  2. 01 L b481e1a9947cc946f31626daef603f5763b17af20debb0c60528ce5b7a548641
  3. 02 R c1f4d6608a938857a8aae4c0493e9c06779f2e36fb75bf66473e7254f51152fa
  4. 03 L 834cca7f14e712abca678ed158e2ab92cf0b8c30d608f5f5f6996308d3c78ccc
  5. 04 R 4167a12594fbaddfbf5403f2f18c46b0abe5af1d6630d40b60737a25af0c1191
  6. 05 L 96226a40af8ab106834d2370f7daf1a675a347144c93dd5b1dcf6209dc053a11
  7. 06 L 3a42c4665c9c483ddf9087847d0acb7608d0268952e3fbaa398aa8e9adf20ebf
  8. 07 R 820d68f518785772993b7ba2dd84adf041c6bbf77c1209ef9ac6eaac3a12004b
  9. 08 R b0950ebe3d77ce64b35cf4750b79e13a4a8c44edaac2722392b8dac58d69b810
  10. 09 L d910996fe3bb61fad64e426f329beec0e5fc775373ef37b049e6d9c41ed48203
  11. root  6fff898684a908a71d77565e28892144752693131bf5f446a1cc9c8ecd1c3024