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 - LA UNION 1ST ED Award a ₱3.3M contract to PAGTAENGAN BUILDERS AND CONCRETE PRODUCTSNational agencies
Transaction hash:
01537be2b7eb3edf3f103e6e42171c87d384fe606694815e1eea768dc9e31947
Status:
Included and unchanged
Block:
#4,144 1,869 blocks after it
Position in block:
Transaction 0 of 257
Award day:
Jun 26, 2020 (6 yrs 4 mo ago)
Value:
₱3,326,113.30
Project:
20AE0060 Civil Works
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 #4,144 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)DPWH lists the funding source as "Outside Infra - Trust Funds 2020". The exact UACS line is not given.Partly
- 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 - LA UNION 1ST ED awarded it to PAGTAENGAN BUILDERS AND CONCRETE PRODUCTS on 2020-06-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AE0060: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2020-11-10). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 01537be2b7…e31947now …
- 2. Block Merkle root changedstored ee9584046f…fb0d43now …
- 3. Block #4144 hash changedstored 220686968b…eb52e6now …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf 01537be2b7eb3edf3f103e6e42171c87d384fe606694815e1eea768dc9e31947
- 01 R 0233811d6c528f8a9806c189de9fcaa95b2a2991f3f6fc72f7c302cdbf28e976
- 02 R d41b71fec976864b8191e53c2ed12ed9dc4f5b0f4b25134911174ca9ac865c31
- 03 R 85fce06f68be9057280f76f1a0f7ab3cd321b6f2428c1bab167182cb3ea41c13
- 04 R 68d74450a1c100447334b66c10ec04c2fc8adf08659d4a9b51d0cb1e2e87da7b
- 05 R b1d47737419dfc516220a0927c6f5ceee336c2e8f05af529412b2d60866d5fa0
- 06 R 8c431417cfc328af94478fdac548ac6e382a47a004e7c8a20ab64062e16d1923
- 07 R 7b73e9115714ba77cf0dddc2aad86ff251c9eb2055c6ac6a81bdc5d6dee6e2d3
- 08 R 5f98ccac5c76988c4f124c72f033758dbfdc4701ee664dc4ab04425f3264588f
- 09 R fa21d0faacbab233fcc1e1e93f994ed6366eed7e7c1c545afd6b9ce440e9ad79
- root ee9584046f2db922b786c117c1d9b526ddc5c367bc3fc7aa11d172e55bfb0d43