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 - ILOCOS SUR 2ND DEO Award a ₱28.5M contract to MRK-SQUARE CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
6dcaef0e5dded8d0178426fd9c66f1935ee17bd496d55b2dfe8385716cc85fda
Status:
Included and unchanged
Block:
#4,753 1,260 blocks after it
Position in block:
Transaction 1,155 of 2,654
Award day:
Mar 21, 2022 (4 yrs 7 mo ago)
Value:
₱28,526,172.61
Project:
22AD0101
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 #4,753 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 OO-2", 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 - ILOCOS SUR 2ND DEO awarded it to MRK-SQUARE CONSTRUCTION AND SUPPLY on 2022-03-21.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22AD0101: 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 2023-08-29). 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 6dcaef0e5d…c85fdanow …
- 2. Block Merkle root changedstored 42b451b099…3ea519now …
- 3. Block #4753 hash changedstored 7a6785d5ab…fe9adanow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (12 steps)
How this one record is tied to the block's Merkle root, without needing the other 2,653 records. Each step hashes the current value together with the sibling shown.
- leaf 6dcaef0e5dded8d0178426fd9c66f1935ee17bd496d55b2dfe8385716cc85fda
- 01 L 6dac56384b69bb63e52d906648f36a00b2dc3a9b24f7dd38406b7eb27cf572d7
- 02 L c83d45fbd5c18c0b664751df06ed02c727771aa86bf0a8367e68d6eaeea3dfe2
- 03 R bc2f5108d400972b0c47110478e2e4cc83e86a31f984a9ad1f121be2320764a4
- 04 R 0ce29f72b0bb184b2197d9c03daf31b150642ccd9aa8d245b1eb83271021070d
- 05 R 4d9ab74a00bfcca2346cc262252d90ef74ba14675a933a13d66e9bbea7017f98
- 06 R 461dac5160f387c8a06696c54d2a769777895a90b3161ca95434c94052e41cce
- 07 R a998678ebeef3ba2e253c633dfeabac1a45491d02e93f43163773dfad12ad7b5
- 08 L 384b35e4696c80484fedb8a6d82828a5e07b0e14e144095755584817a9a8097c
- 09 R 83ff8f81d63f4e20d8de771bb1fe8311d88cd793e2f816680820e79e52a15576
- 10 R 1381e84dd2349bc91cac0cc4b99012d7f976b8f9760dd2f936d5a1c5e0b199b6
- 11 L 2034adda781975e6dda439dde881b45d45eea8c595f1d65b9373e1e5cd4b540b
- 12 R d55cd178496ea6f6fb3cafd38454a44011bc907d9df5674226db99e74eb4ca06
- root 42b451b09904c029f48036c90640703eddae9f73be9f88dd0cae400c353ea519