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 - APAYAO 2ND DEO Award a ₱14.5M contract to GKA ENGINEERING AND CONSTRUCTIONNational agencies
Transaction hash:
e9ddac2bdb25ea06f927b044cabf74d99c965622c3c54050d692e44ebc1f2c79
Status:
Included and unchanged
Block:
#4,930 1,083 blocks after it
Position in block:
Transaction 232 of 249
Award day:
Sep 27, 2022 (4 yrs 1 mo ago)
Value:
₱14,477,199.39
Project:
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 #4,930 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 2022 CSSP", i.e. the FY2022 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 - APAYAO 2ND DEO awarded it to GKA ENGINEERING AND CONSTRUCTION on 2022-09-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22PC0066: 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 2023-12-21). 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 e9ddac2bdb…1f2c79now …
- 2. Block Merkle root changedstored 473a6d0693…d8304enow …
- 3. Block #4930 hash changedstored 0b45e95d1e…ef8212now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 248 records. Each step hashes the current value together with the sibling shown.
- leaf e9ddac2bdb25ea06f927b044cabf74d99c965622c3c54050d692e44ebc1f2c79
- 01 R eb8fd30fc33e6d30d612d92c078dbff125980dad6a4e90f90e5b11e178aa9fc4
- 02 R ac0468452a47ea34761dda53a373ff80aad3e52fcd5b890c6ed40291663a6116
- 03 R 2b9dcc022d2b3a3a84c2f2ee568db09c8cc3a922cdae188faf4caf6ff7c5b166
- 04 L f2d0af41abf594fbd9a7558c5192bdc1c51bc2b64c47b874b6e23bf439fa8388
- 05 R 47913c3640b6f940cdfd5269bab8ab3aa56e93a4e024a11652b65df0fbf8a547
- 06 L ef971a9375fce95a274ecff9b39d1de2beb59f2b4377839eb4b65e04589f6617
- 07 L f51d80e06aa99d8bd35484397729a2e07ad948e2c55ac939f40e69b381284079
- 08 L cf1f318a9862b1d24aaecc4a987ed5133d4bbc18fa9897c81ee2ab532f158848
- root 473a6d0693925035d8ce38d459f64129b9bd79dd4fd1c75f54d1b66eb4d8304e