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 EDUCATION - MAIN Award a ₱12.0M contract to M.Y. REYES BUILDERS AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
7bccdd3c5e88a91ee4dc76d2739fb742a74929f8905b9d83dac3bda8571aa850
Status:
Included and unchanged
Block:
#402 5,611 blocks after it
Position in block:
Transaction 3 of 7
Award day:
Aug 12, 2008 (18 yrs 3 mo ago)
Value:
₱11,956,500.00
Project:
NCR-Balagtas ES
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 #402 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 EDUCATION - MAIN awarded it to M.Y. REYES BUILDERS AND DEVELOPMENT CORPORATION on 2008-08-12.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 7bccdd3c5e…1aa850now …
- 2. Block Merkle root changedstored 42ab0b259a…2b5034now …
- 3. Block #402 hash changedstored 18abfc1291…9019b3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.
- leaf 7bccdd3c5e88a91ee4dc76d2739fb742a74929f8905b9d83dac3bda8571aa850
- 01 L 2bb3cf1deeb391d0024bf4b6574a92ff1d8db5ebbf38958551c608c84530055f
- 02 L d7f71e5409eb66651c0bfee7ea5c5304cd6ee9d0fc37d2c7b7b3d79b398b6316
- 03 R c1bcc921bf3d7905d5336543193bd5a5aa1942f8d9fa39e79085110bd944f121
- root 42ab0b259aaff19120d45f8bad6537e42b97acb5a49b1a1d01017f9b622b5034