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 ₱11.7M contract to R. B. PANO CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
d1237cff5aa90512b4187e64ff7c0ce165dc206cf42ca9d15990ea9ee800d4fe
Status:
Included and unchanged
Block:
#4,750 1,263 blocks after it
Position in block:
Transaction 869 of 1,061
Award day:
Mar 18, 2022 (4 yrs 7 mo ago)
Value:
₱11,701,157.58
Project:
22AC0069
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 #4,750 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 - ILOCOS SUR 1ST DEO awarded it to R. B. PANO CONSTRUCTION AND SUPPLY on 2022-03-18.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 d1237cff5a…00d4fenow …
- 2. Block Merkle root changedstored 8d0e79a087…d0bb51now …
- 3. Block #4750 hash changedstored 9787b2a173…350aa3now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,060 records. Each step hashes the current value together with the sibling shown.
- leaf d1237cff5aa90512b4187e64ff7c0ce165dc206cf42ca9d15990ea9ee800d4fe
- 01 L d0c9ec6547d7d175c85546f17cda2c4c9c327e8d30eac398ef43461294bcdc0e
- 02 R e3dda5fdde159ab01c5e6d4afe5cce49d15f7ddcbef594b0e854435fc9c301d2
- 03 L f48d9143c5ae841fbbc5f9aaa2e38419d7b7f719b7bfb04692ad99e47435ba0a
- 04 R 873d35ef3a58ea47c3cef79356c370cce119bb4d5cb0ced7f485ec4744a67b7a
- 05 R 986244c90739b3c06eeb5b8142879e0f87dda0ccb336ce15b47e407bb264a41e
- 06 L 64ba98410cc2f7f49da017b0c72499d95383cf6e123158c1d71c3043e729f971
- 07 L b3674c9e31a7b08e5b52b61a538f2f996fe24a8228ab6f8071c84618530683ae
- 08 R c208a4eaef67afa16807e5d95b9ff61d50b4d203234015f1d473fb99bb4f30a3
- 09 L 170110301ba263d50e216269716e4c034cf3befba1be13609fb3e43eda326912
- 10 L 41b53f825e3d09d0b6aa5dfab5f3a971a6c70a9ebea4ce5ebfa02762a94968f9
- 11 R fc68fe2395e70e525a605c9c692b3ca2b48448d1aacf32c7e05715148fbf827f
- root 8d0e79a0874a46f41910b5d1f5c4b9578dba532a18e7f2a49d49a01703d0bb51