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
UNIVERSITY OF THE PHILIPPINES - DILIMAN Award a ₱1.5M contract to 532 BUILDERS CORPORATIONNational agencies
Transaction hash:
dca1b5b2bf48efac7420ebc74664f4bec732017f990a8e68a7b61b21066307ed
Status:
Included and unchanged
Block:
#5,884 129 blocks after it
Position in block:
Transaction 242 of 282
Award day:
Jun 19, 2025 (1 yr 4 mo ago)
Value:
₱1,536,854.75
Project:
CHE CIDL - Proposed Re-Roofing and Replacement of
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 #5,884 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)UNIVERSITY OF THE PHILIPPINES - DILIMAN awarded it to 532 BUILDERS CORPORATION on 2025-06-19.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 dca1b5b2bf…6307ednow …
- 2. Block Merkle root changedstored 9668e070e0…56b9d4now …
- 3. Block #5884 hash changedstored 3388263ce3…5c5bf8now …
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 281 records. Each step hashes the current value together with the sibling shown.
- leaf dca1b5b2bf48efac7420ebc74664f4bec732017f990a8e68a7b61b21066307ed
- 01 R dcec4a1e64049ff2b9679556ea8120002dfaf2c1f0400f5b52635386aa569a3b
- 02 L 5e7e64dbd52db392685299529ade3e4a8aaea6e693600c9b2723bcf66a68be30
- 03 R d1bb09b9a998e9536443983e961b9683ba753df540a461074d13aa394c98d198
- 04 R 31f615c707018f717e3c4fca536b62d12cde906a7f7e32b17ab432160b958dd1
- 05 L 660bb0d9c9d1038c5272b5ba6caeabeae218522b229765d7cc50f3f10a17f121
- 06 L b46534ceb38d733b257685198a9e07a0b3442c0c1137afc23edba3fad0d411ef
- 07 L e1142eb21a9c47039c557d5966a872dd6bbb884adbad1acae4e7e4c7cf6b9df0
- 08 L baa9a1afd49c0ade3e7e65df633cb33d2f41c8c041804cf20427c082fdcb0281
- 09 R 26bbbd2a379ba285e3d7fc97aef4e5b0719c2f8bceb64b75512bd6b11966e9ed
- root 9668e070e0b4f822f8ccc88a1c04eae4743c445c314822ab375825668a56b9d4