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 1ST DEO Award a ₱9.6M contract to N.A. IBARRA CONSTRUCTIONNational agencies
Transaction hash:
cf4e070c9eba2452d4e041af55c8dd1a0f3ddd4de7c6170204f6621832a6da93
Status:
Included and unchanged
Block:
#4,412 1,601 blocks after it
Position in block:
Transaction 158 of 201
Award day:
Apr 6, 2021 (5 yrs 7 mo ago)
Value:
₱9,552,046.12
Project:
20AC0123
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 #4,412 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 "Outside Infra - R.A. 11494 DA FMR 2020". 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 1ST DEO awarded it to N.A. IBARRA CONSTRUCTION on 2021-04-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20AC0123: 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 2021-06-28). 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 cf4e070c9e…a6da93now …
- 2. Block Merkle root changedstored 9a412d7fad…038ee4now …
- 3. Block #4412 hash changedstored b0cf0569e3…bc3c80now …
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 200 records. Each step hashes the current value together with the sibling shown.
- leaf cf4e070c9eba2452d4e041af55c8dd1a0f3ddd4de7c6170204f6621832a6da93
- 01 R d07b620e5474747cca24857c5e299a4c7a84b2394064014b77dcdbd37eb60eca
- 02 L 6ff3bb32948a8c85072586edc85f64d911a939f8410ac660371ecacf7061af30
- 03 L 70a2547fc2937a374dc7809e131519b0a3d0704bcc8e83b53b462443e529f424
- 04 L c5be0bae947120f7f1de07cd902e37caf6bb15de7f7a0d7590ef57344d2aabf2
- 05 L d9c7199bc0068f97ea4862129feaaa095d87894b42c09743913d818c13bc77dd
- 06 R f8a285eb623e3ebff3498ba85abae4017b7cb1a9e740814dbe5575d4e26dab92
- 07 R 597463d49c0a770b6944c5b9f4734b12a30d1833f1b4c6457dba65f6ac8f2fe4
- 08 L 7c937691019ac152aa1c0a15e9906ac60f539deb13ac292a64eba5ee47a143c3
- root 9a412d7fad9d5ea7d41883e69b98c2a0aca7b7e679cde987fca3379fad038ee4