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
BARANGAY SAN JUAN - TABUK CITY, KALINGA Award a ₱1.2M contract to DUGNAC CONSTRUCTIONBarangays
Transaction hash:
438f7ec0ed81997b04ea98770c408edfea747e7fe5d2605fa49d023091acb06e
Status:
Included and unchanged
Block:
#5,847 166 blocks after it
Position in block:
Transaction 51 of 208
Award day:
May 8, 2025 (1 yr 6 mo ago)
Value:
₱1,166,909.55
Project:
IMPROVEMENT OF ROAD
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 #5,847 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)BARANGAY SAN JUAN - TABUK CITY, KALINGA awarded it to DUGNAC CONSTRUCTION on 2025-05-08.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 438f7ec0ed…acb06enow …
- 2. Block Merkle root changedstored 24f89b64c9…2d9128now …
- 3. Block #5847 hash changedstored c35640bc09…b01390now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 207 records. Each step hashes the current value together with the sibling shown.
- leaf 438f7ec0ed81997b04ea98770c408edfea747e7fe5d2605fa49d023091acb06e
- 01 L 414fb576a34ef3943a40e9b98b4fd372e93f3078b37912d3c373ba7c217589d6
- 02 L 52429078a0e1108cfedf9a84bdf7d129a24ba045adec74dc2dbcf1c44a11d41d
- 03 R ad0a9ad46c0bdec2364b9dfc0d4d63e603a3b66f88cc2e8560ada41ef842ce11
- 04 R 2569d4774df94098df5a27d947cc62030cd17f997d3cd3df0b879d6c5d8a750d
- 05 L e8c04d3c00b65d17ac5a609ff6d8638ba2bc019cb2245bddb313c6450128d26b
- 06 L 9e898c678890f4f4f56be00d43f831756b90a613e5217c3a81f80bb3fb75fb8a
- 07 R eed386b7be661739290eed4d94e5e715e3d5f1789d0d8e77c71aea58895bf5e6
- 08 R 0dcd812ccf5beb6f73d471bcf39185011fbc8d2eaecd622ed628bb9bc924ade9
- root 24f89b64c9ca1e899b5f16e0604f809f5b32fd1cbfcb36fe96ec569e622d9128