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 - REGION III Award a ₱158.1M contract to D.L. CERVANTES CONSTRUCTION CORPORATION / 11-16 CONSTRUCTION JOINT VENTURENational agencies
Transaction hash:
46e5c5a5093181f207c448eae3cc7d9ebebdc50fa983c6c100b1b508aa667abc
Status:
Included and unchanged
Block:
#2,735 3,278 blocks after it
Position in block:
Transaction 92 of 298
Award day:
May 12, 2016 (10 yrs 6 mo ago)
Value:
₱158,081,584.43
Project:
16C00021
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 #2,735 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION III awarded it to D.L. CERVANTES CONSTRUCTION CORPORATION / 11-16 CONSTRUCTION JOINT VENTURE on 2016-05-12.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 46e5c5a509…667abcnow …
- 2. Block Merkle root changedstored eba1cf1ae7…81fec2now …
- 3. Block #2735 hash changedstored af917edbc7…9abfb4now …
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 297 records. Each step hashes the current value together with the sibling shown.
- leaf 46e5c5a5093181f207c448eae3cc7d9ebebdc50fa983c6c100b1b508aa667abc
- 01 R 4837ccaba76391d05fa9b1a8bf96f7ea9a69214d95384495477f81ab95092e32
- 02 R 0c0b0e2b22ea05975557a0aa8a1870c83eb480b456a10923104058450acd22be
- 03 L fcad82cf11141e34c909b18e07f878d7052135a5c408b86cf12a40c944cc7ea1
- 04 L 0bf82bf50b242432e7ad2b0521451d557e571174860778f32ec2709a0ebaf806
- 05 L 83d052cae5bde4fcb7dec96f87c50f166e2dcd064f120a93a8349302feab8bce
- 06 R 657f59663e5a18c70f8938cdb6e182376830cc9bc59b14c3c808a04aa60af8e4
- 07 L 7420a82083a48a2243642a503709905324e31b5ffe5e31abf5f2d1e941ceb9de
- 08 R 0f6a1b9432e78f4c5c471bed1957652f1a5ca64391dd253f97d156c6b6e42949
- 09 R 67c54567fc98f8a3e1193ccac854e0d1bd8458fc6d3714a780d795c9b1d07422
- root eba1cf1ae70d99cd533f69a6e78f0ed18f5d7e8cd5ef1b3ed1eaf0e67381fec2