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 - NORTH COTABATO 1ST Award a ₱3.9M contract to DIGOS CONSTRAK CORPORATIONNational agencies
Transaction hash:
d71753ebb3f53a1dfec89fc6836a83da5e51f41fe2ca3b72d5a00351376af6e7
Status:
Included and unchanged
Block:
#3,857 2,156 blocks after it
Position in block:
Transaction 386 of 463
Award day:
Aug 23, 2019 (7 yrs 2 mo ago)
Value:
₱3,949,540.70
Project:
19MC0177
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 #3,857 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 2019 LP", i.e. the FY2019 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 - NORTH COTABATO 1ST awarded it to DIGOS CONSTRAK CORPORATION on 2019-08-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19MC0177: 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 2020-02-13). 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 d71753ebb3…6af6e7now …
- 2. Block Merkle root changedstored e17c4357a5…a8b81bnow …
- 3. Block #3857 hash changedstored fca72f5057…7163fenow …
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 462 records. Each step hashes the current value together with the sibling shown.
- leaf d71753ebb3f53a1dfec89fc6836a83da5e51f41fe2ca3b72d5a00351376af6e7
- 01 R d8ba09c67a5859053c86f92913f24bfa33b4a3067fdc6c52a29ba963d6f6a9c9
- 02 L 2fe018725640cb6c6e184911dd8dda47420f93cde59f8372c605dc826e4ad44d
- 03 R 48ef36464e0bd0deb64c9bb15112f1aac27d590cc7fd6f9ad1058a5849e8e683
- 04 R 18f282a4a0bd402479ee7460383682da105ccf3245fb8c6366f769e21aaec79f
- 05 R 23fc57965ac24fe9e3a8e9392c88edb12d3fb5f78f27bdfc908054615bc7c61e
- 06 R f365e68abdf39599dc4a8b9587556454b81ac433225788a8a8b661562676aba1
- 07 R 77e19800d0a7fb10d0019f5bc1f57e2c9f16603edaeb29095181781e1971b901
- 08 L 43d646b1af93d7e0df07c9d769c754e073541d92a2bcb6222243feffe9d3f30c
- 09 L 66881905deb78b29ff7ade457f6e1090b82e41975626ed3de6c1dae8a3559f8b
- root e17c4357a573dd57441e9e19f6f7b2d3dd3ff0e6e7a59efb464eb0c796a8b81b