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 - BENGUET I DEO Award a ₱53.0M contract to UNIVERSAL DE LEON CONSTRUCTION & AGGREGATESNational agencies
Transaction hash:
403fa7c5dd4cceb4e081fec8d03931471bd4db157d8a2351877f7c896983e9da
Status:
Included and unchanged
Block:
#6,001 12 blocks after it
Position in block:
Transaction 84 of 373
Award day:
Dec 2, 2025 (11 mos ago)
Value:
₱53,002,090.68
Project:
Construction of Flood Mitigation Structure
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 #6,001 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 - BENGUET I DEO awarded it to UNIVERSAL DE LEON CONSTRUCTION & AGGREGATES on 2025-12-02.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 403fa7c5dd…83e9danow …
- 2. Block Merkle root changedstored 27f5cf14f5…20e149now …
- 3. Block #6001 hash changedstored 6d6d17717b…4c57d7now …
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 372 records. Each step hashes the current value together with the sibling shown.
- leaf 403fa7c5dd4cceb4e081fec8d03931471bd4db157d8a2351877f7c896983e9da
- 01 R 4279cce1240193be33023d0d27c6e9956b0d870bbada06279d3249d0f67f3709
- 02 R 386886d4fa6c8f75a3cc5640fb0353aa4de373fe405c2d8dd5c1ab77007d09c6
- 03 L 08bdde1f3b41ec74396193564f21c5bcd35c4903acdbec3fd77d5f5cacd7d04e
- 04 R e62bc3edbcb0df31a49b499f69758541fe056442e2cca2c32dd2e98196b14352
- 05 L 4563a948c812769f01977b46ffda6c8d156c9eebeb8d04ac508622f7ad73f479
- 06 R 092582537e4640f1df9b0d6cc3ddc42f7087c43862a003d21f59645ac8b14e58
- 07 L 4a61ba08b902e73acd66dfce25c74c0cf02a5eec442ef20a5ddb1994a06710f0
- 08 R f33a9eba4e8e88860b5aeed50b77b8a1626fd8489418eb3f9404ce07ccbc6771
- 09 R 93b407ac3132e378c764e000649f1b3eee5a33cd94da8f875334a39796172d3e
- root 27f5cf14f51e2d3eeecf7083c431590288b7980cfb688b473328b01e1d20e149