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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D Award a ₱139.0M contract to A. B. TAYLAN CONSTRUCTION & DEVELOPMENTNational agencies
Transaction hash:
cdfd0f92b34f9bb03d3c9b24271f97e7be9e4ea475fc70ebf20372d98ea6af49
Status:
Included and unchanged
Block:
#5,796 217 blocks after it
Position in block:
Transaction 241 of 299
Award day:
Mar 10, 2025 (1 yr 8 mo ago)
Value:
₱138,959,872.39
Project:
25AA0028
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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 #5,796 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS NORTE 1ST D awarded it to A. B. TAYLAN CONSTRUCTION & DEVELOPMENT on 2025-03-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored cdfd0f92b3…a6af49now …
- 2. Block Merkle root changedstored 66f0e6bf53…366a79now …
- 3. Block #5796 hash changedstored aebdd56cf7…46992anow …
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 298 records. Each step hashes the current value together with the sibling shown.
- leaf cdfd0f92b34f9bb03d3c9b24271f97e7be9e4ea475fc70ebf20372d98ea6af49
- 01 L cdbd03ceb8e746c637f23e48a80680951735d8e17d31b26540576627730dff1c
- 02 R fd13908b87744d90750c7a1628e87176cc2177411b172cf9b476754e6345d051
- 03 R f6e91a8978b40a621decbc8599376a680bc88c58f5f249331a5e9b8b7462e8d3
- 04 R 3c8019202396a28d9a2fcb38dfb4a84aad735131a893e457ce4a9fa02e11f49f
- 05 L dcc92e053792a642c0110e3eb19743841ddab6bd8d32574c0249bb2a889dcb0f
- 06 L d77e2fd9e5fe48522e5566602d20e99b6ef30d7c6b6301ca649de3329478cb51
- 07 L e1f85507b2136c5cc51e69582858d43485e03e4db95972d6aad4d96ce47164bb
- 08 L c927f1408a617a2ddb466a9c8c3ecec092f7dd57a786fc19d81918b4dfb6c1d0
- 09 R fac99226a954328174ae7243861f46dac6c3a5c3f9b2755cd614837fc440ff06
- root 66f0e6bf53b8f828139a22bed1cf8db9b9315281dcedcf3d5bfc959a39366a79