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 - BATANGAS IV DEO Award a ₱14.3M contract to TERAVERA CORPORATIONNational agencies
Transaction hash:
8e5c40cd94fba2e432e8deff662ffac8bb6bd06831c28dbeb3b449b6d86f0112
Status:
Included and unchanged
Block:
#3,853 2,160 blocks after it
Position in block:
Transaction 176 of 296
Award day:
Aug 19, 2019 (7 yrs 2 mo ago)
Value:
₱14,253,118.00
Project:
19DD0342
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 #3,853 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 - BATANGAS IV DEO awarded it to TERAVERA CORPORATION on 2019-08-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DD0342: 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 2020-03-01). 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 8e5c40cd94…6f0112now …
- 2. Block Merkle root changedstored e3527b04c4…817368now …
- 3. Block #3853 hash changedstored 4abd0d8f97…f7cc67now …
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 295 records. Each step hashes the current value together with the sibling shown.
- leaf 8e5c40cd94fba2e432e8deff662ffac8bb6bd06831c28dbeb3b449b6d86f0112
- 01 R 8f78d10042a1f895b59fa808b28f4ddcb65b15641ebc5ae391d4de207e3516e1
- 02 R 3c84cd0b72c31bc0b209e89555cd8b16104bb728e90861cd6a5d428183da5af5
- 03 R 59afab16bc0f3f3a92f4790c3739462a3cda9ef103c77f623f7da8e1f2791b59
- 04 R 1c8f947b059f272a460119f8fb4d6c5c5b7fed2b400f911c190633ee65ecf0c8
- 05 L 8dd651dd17782791c565b08839d73ac7d24bd5bc544a87d8efed3c11be1f1671
- 06 L 8f8a8038e6e559ac195ee46ae1ccb32f6e8f1f2c9e22334e55c0ae4262e584c4
- 07 R cf37e804815bef597b888c17d0669b2f4bcf83f72dafb8e6d88fc9dd8c767a82
- 08 L 3c69c3a65eb6e37c729ab08eba81c116adfe02a4d03fce1bb0712d13ebe7d64d
- 09 R 189e62bb9952c73c60151e452fbc15e0450ce7916056ebf6d16d50a791f38a5b
- root e3527b04c40d6dffd8c52caf4700ccc23663fb6de19cd8f3837d727042817368