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 - NEG. OCC. 1ST DEO Award a ₱1.9M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
db8492d58a778c3ea06262dadda9d104cbd71392029ffdd4b8eae9c21e09f0f1
Status:
Included and unchanged
Block:
#2,686 3,327 blocks after it
Position in block:
Transaction 399 of 468
Award day:
Mar 11, 2016 (10 yrs 8 mo ago)
Value:
₱1,917,844.01
Project:
16GK0020
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 #2,686 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 "Regular Infra - GAA 2016 Locally Funded Projects", i.e. the FY2016 GAA. 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 - NEG. OCC. 1ST DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2016-03-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16GK0020: 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 2016-05-18). 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 db8492d58a…09f0f1now …
- 2. Block Merkle root changedstored b36c027393…89496bnow …
- 3. Block #2686 hash changedstored f551ee766c…631e76now …
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 467 records. Each step hashes the current value together with the sibling shown.
- leaf db8492d58a778c3ea06262dadda9d104cbd71392029ffdd4b8eae9c21e09f0f1
- 01 L db7c37d96b09219a51c9646233fab1b92f62b0de573fdfdc7c549ca3c868a384
- 02 L 082e0e90c636a8e6ef320e290271d9200691f4bed44b0083d27ef0acb9050291
- 03 L eacb7c32eab32dadac13dc73690aecd6d232fd2240e5aba16b8b8f12cd1b2334
- 04 L 028abd8d414559f6bb7dd62fe4213687a434b7ffaba13865e48da68b123fd34e
- 05 R 7b7902f0f3b63afa73df3b31b2c533a711c487edb5424327039b739053ad9fbe
- 06 R 58b5b55bbb7cd29efab9d8387dece7ce58847bfaa7d2bb74d2b5dc76e7f3bcac
- 07 R 1f1eefd54337e3a5bb0ceb3ded87034cbe7df9e86a65a3a1e3acd661415b20bc
- 08 L 83d6e8849f21569cd9f97cad90df14ad7be6a5009a1422a06ef2d01da80821c5
- 09 L 7cc73734202fe7ff20d4f4fdfcf56262e92775742f07f7ff52160c8e8d48c6e4
- root b36c027393c1e172f85268cc0f855adfdbca5b80fa01fb90e1278cc7f489496b