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 - QUEZON CITY 1ST ED Award a ₱44.3M contract to AYLAN CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
fb1bcb72ba8a49a112fbc7a891b9223e379decca2fab39df1dc186176ad265a4
Status:
Included and unchanged
Block:
#3,261 2,752 blocks after it
Position in block:
Transaction 278 of 281
Award day:
Dec 1, 2017 (8 yrs 11 mo ago)
Value:
₱44,265,818.90
Project:
17OF0167 Construction of Four(4) Storey Twenty (20
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 #3,261 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 - GAA 2017 DepEd BEFF", i.e. the FY2017 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 - QUEZON CITY 1ST ED awarded it to AYLAN CONSTRUCTION AND TRADING on 2017-12-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OF0167: 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 2019-11-02). 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 fb1bcb72ba…d265a4now …
- 2. Block Merkle root changedstored 26aa3652f9…3bde74now …
- 3. Block #3261 hash changedstored f1406d7434…9bdd9cnow …
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 280 records. Each step hashes the current value together with the sibling shown.
- leaf fb1bcb72ba8a49a112fbc7a891b9223e379decca2fab39df1dc186176ad265a4
- 01 R fbfbf247010e781581a7cd4a1faa3efd7f9f632fad628efe367808c524e1c0f2
- 02 L edaabeacd91dfa1749a56999c08f2a1059280902553710b602bca0d95f848bfc
- 03 L 4a36fe5608c3e30115912d6281cb206f3586f517b1a0f6003259c443328ab0e3
- 04 R b2b135f6b2eaa96efe3867b3e8982122e11ff5999a3af5726af376ce6d27a705
- 05 L 133564a162102960a414cc15991dc4e2199c4db4272ccb0881abd1e33e001baf
- 06 R f84e4a98a7c665fc5bb77495eb344c6c9f6384321e598d50a28fd0f393dd5306
- 07 R 1b8c5a5cb59870978b853e3b6f21f7f8336398c8cff7a25cfab81f5467a1a707
- 08 R f8e726a12741c3b0831ca52ccf469e73578befc169f2252b4e1763ac776966c6
- 09 L 2a215cad5b8849518d3b9761465993ddf2ff2e2288d987b9a5aa81b74f3c0cfd
- root 26aa3652f9c19e8abdf70606ace1902f6b45fd2c0e24dc3bc55968a0e03bde74