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
PHILIPPINE PORTS AUTHORITY - HEAD OFFICE Award a ₱132.5M contract to J.S. LAYSON & CO., INC.National agencies
Transaction hash:
ae8a2ddb9554755d1d60e28f97b3abbebf3e66f000587933673f49cb1353093a
Status:
Included and unchanged
Block:
#5,322 691 blocks after it
Position in block:
Transaction 373 of 546
Award day:
Nov 6, 2023 (3 yrs ago)
Value:
₱132,476,547.53
Project:
Port of Estancia, Iloilo
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 #5,322 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)The award does not say which budget line pays for it.Not published
- 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)PHILIPPINE PORTS AUTHORITY - HEAD OFFICE awarded it to J.S. LAYSON & CO., INC. on 2023-11-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ae8a2ddb95…53093anow …
- 2. Block Merkle root changedstored f5fb63ad1a…168792now …
- 3. Block #5322 hash changedstored fe51d4eb9e…533fccnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 545 records. Each step hashes the current value together with the sibling shown.
- leaf ae8a2ddb9554755d1d60e28f97b3abbebf3e66f000587933673f49cb1353093a
- 01 L ae489178b5288b8caf1710ada6fcc045ffe16dfd65b99c5cfc47496b59bf218c
- 02 R 39c4f81dd9f6389437d095235c7fa825897f4e4b07d00b0425239784db407137
- 03 L 537f89aa355fd6abc1d1e2699c1d6228e11bfc8f5c2ce926de8e7ad5874129da
- 04 R a932c53a510ce572774b7d20ecf6df4c6377e1390703a500ce1d20c001227a4c
- 05 L 5a9790f3b5c9e6f347ea476d7f94969b1cb91ea931522f6fc7f86f89de551d2c
- 06 L 1a6f2fd4b6739c08af11f068f76804ad22b29a8070bbacc0c710db02a725dd99
- 07 L 3fb30786b5d173f7a03e3d8fbe5a9b60ec78ab27423ea1410e24de22f11b6478
- 08 R f8c3efe291690ff50d31317dc7741cc79d739e73a238b3ddd786d959d704da96
- 09 L 5edb04769edd7ce4c1a64169939773bedd25bd5033887d02ed1d93116480eb8c
- 10 R 9019be7521a18b1e1bd38575a4090f8d192a526eb1f384a003f7fee6cceffd41
- root f5fb63ad1a8c761d82039169b410f4193f68c809c3d2a78d2398eb3fd6168792