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 ₱14.3M contract to NUEDA BUILDERS CONST. & SUPPLY, INC.National agencies
Transaction hash:
faee056fadff934b7400d7bbdee20c7cbbd2319a8b87177d8a2676f6b07046b7
Status:
Included and unchanged
Block:
#4,284 1,729 blocks after it
Position in block:
Transaction 580 of 592
Award day:
Nov 18, 2020 (5 yrs 11 mo ago)
Value:
₱14,258,975.80
Project:
20OF0299 Rehabilitation/Improvement of Road at Bon
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 #4,284 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 - QUEZON CITY 1ST ED awarded it to NUEDA BUILDERS CONST. & SUPPLY, INC. on 2020-11-18.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 faee056fad…7046b7now …
- 2. Block Merkle root changedstored 063f6cc98d…fb24aanow …
- 3. Block #4284 hash changedstored 1359a1eb52…0ddc57now …
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 591 records. Each step hashes the current value together with the sibling shown.
- leaf faee056fadff934b7400d7bbdee20c7cbbd2319a8b87177d8a2676f6b07046b7
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- 02 R d2c83fdd8d15e79ff225098b349a9344d34880bcf1b31681bf03154e031be996
- 03 L 167d1fdcbc77f2a1cdcee9cd8b8a971d76966d664dcacab6c6d2e506de317f58
- 04 R 79489fb3aa4560aeef88122f43740af48a7cbca83e3ab501427acf744450d235
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- 06 R 6b9a5ecb8b775ba8660ff5264e731f4f6c379efdf43ef4c02045468eb1e539be
- 07 L 08a28f86c61cc319c603997a3c63582ddbb01382eb68f0da02bb3ddec18c8a4d
- 08 R f150830e05fdae8a2a57db9a4893d0a91684e4c5821bc53f57ff83a31dca19de
- 09 R f1608f1eb62136051698aff1fd2df2e146e0f92517e44d8fe9f316266ba6bfff
- 10 L f52722ff7a32ae9cf46c4ad3acae12f8daa46c7e4eba4090ec01ef2412838bd4
- root 063f6cc98d74b7da5b14f2b640c3fa743784d09ca1dc2645c432961005fb24aa