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 - DAVAO ORIENTAL 2ND Award a ₱2.0M contract to MARK ANTHONY CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
8d4d4872a5ef9be05d36e8a0cd2fe649a1b305811029b54ef13710152c9933a2
Status:
Included and unchanged
Block:
#1,673 4,340 blocks after it
Position in block:
Transaction 68 of 124
Award day:
Feb 6, 2013 (13 yrs 9 mo ago)
Value:
₱2,000,000.00
Project:
13Lg-0001 - Rehab/Improvement of Purok Roads
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 #1,673 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 - DAVAO ORIENTAL 2ND awarded it to MARK ANTHONY CONSTRUCTION & SUPPLY on 2013-02-06.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 8d4d4872a5…9933a2now …
- 2. Block Merkle root changedstored ee2a379b40…ef104dnow …
- 3. Block #1673 hash changedstored e180104e0d…d4f971now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf 8d4d4872a5ef9be05d36e8a0cd2fe649a1b305811029b54ef13710152c9933a2
- 01 R 8fe3bab8f7310c1d7b6455b0c45742e33da73422655269810df3a17312c571cd
- 02 R 8b62db75963828efda196424ec601e7e193269855d5bfa4746bf367c7335a7dd
- 03 L 6763f17bcefdc64e433b19c9a7d509e78d734a7ee816cd3e25880a0bb26e5311
- 04 R f3616581b7f5714dd52e032424a44e09fb1c7af18e60a269cfdfdc62ab8eaa11
- 05 R 1f0568e95da829582235d1ce19ee65a2f07c160d6564206761c0e04f1cd77cbe
- 06 R beb32c00e53237c4d3f0650d7e8b9da530fe182bf428715c182a25e4e142b930
- 07 L e06aafac56305e9c3772bc343be07929bd81ad1f3b687e60fd0d9e835d4ea848
- root ee2a379b40df486c3c169cd04ba241d25f08e62e58ac9615a023937fb8ef104d