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 - METRO MANILA 2ND E Award a ₱11.4M contract to AARCON BUILDERSNational agencies
Transaction hash:
ae5bb24fc70ec078ebd69a0a35e7311383614141ce0b18e33d63db2f494d8086
Status:
Included and unchanged
Block:
#3,329 2,684 blocks after it
Position in block:
Transaction 248 of 379
Award day:
Feb 9, 2018 (8 yrs 9 mo ago)
Value:
₱11,372,580.32
Project:
Asset Preservation Program, Rehab./Reconst.
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 #3,329 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 2018 OO-1", i.e. the FY2018 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 - METRO MANILA 2ND E awarded it to AARCON BUILDERS on 2018-02-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OC0055: 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 2018-09-29). 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 ae5bb24fc7…4d8086now …
- 2. Block Merkle root changedstored c8d5036a70…6918f8now …
- 3. Block #3329 hash changedstored c325555d39…ecfe3fnow …
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 378 records. Each step hashes the current value together with the sibling shown.
- leaf ae5bb24fc70ec078ebd69a0a35e7311383614141ce0b18e33d63db2f494d8086
- 01 R afe2e61793c405c33ac02b08c66604de1ced3a3212c777e804d2da125a7dca2b
- 02 R f634b6e801f1291433531170dd2c4eaeaf920c44ba8b8e4f2c9b9b4b8c950c79
- 03 R 4fb2c958d1b7fa572b9263f863ac421d9db2dfcaa54f5fdff49466f48f850041
- 04 L dd2fabc03358aeef0878813c3412686b3f61463a0cb07a47dda0e404cead4f46
- 05 L b5265da1dad8ce0da637c7e55c62aa848089aa58bd43a6d1754de9417d549b21
- 06 L 7e53a82d7c212850ed28c71c618753e5042aa406c2ac0a1dee7dcaf58ff22975
- 07 L 65718b4182b31ed16b213c8c6908fd900d475b5e41e05c91edff8e0f49e5bb27
- 08 L 165986402711653d7f581072a80143dcd3ec848c3062edf074277c601c594a34
- 09 R df0f863602c10ba3fb1bdf6b557149a09fc3511aa857a92adcb4dd05be6963ed
- root c8d5036a70725d29170b79f64981d64bbcd237d4d1418298426702c0b66918f8