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 2ND ED Award a ₱4.7M contract to E.A. AYALA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ab119ba0ea4604f67e5bfa56d942c8808ab7cc4839a37e2aa1a1bb8430b215c0
Status:
Included and unchanged
Block:
#2,677 3,336 blocks after it
Position in block:
Transaction 222 of 342
Award day:
Mar 1, 2016 (10 yrs 8 mo ago)
Value:
₱4,712,395.47
Project:
16dj0007
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 #2,677 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 2ND ED awarded it to E.A. AYALA CONSTRUCTION AND SUPPLY on 2016-03-01.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 ab119ba0ea…b215c0now …
- 2. Block Merkle root changedstored 8d5a057f11…ea457dnow …
- 3. Block #2677 hash changedstored 94c968fdc6…61a540now …
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 341 records. Each step hashes the current value together with the sibling shown.
- leaf ab119ba0ea4604f67e5bfa56d942c8808ab7cc4839a37e2aa1a1bb8430b215c0
- 01 R ab8d4247369c5cbc8acf4a968ec42f5c8f5069932f7dd9446678d6d49d7f0dc3
- 02 L e7407e268e8fe277af4ad0257f7efd07b423f158a5a2c9ce32b0ae3b7a3a3427
- 03 L 0d02fb1f0ab9bed783d326e013a180c3b47ac77b799642f4db30906ca7ed736d
- 04 L 08a3ee4063cd480a89d3cef81dbd2f1ff44349808be5587be245cedf48474e37
- 05 L 8477cac8f31c1653aa0af1619c63291ab00faa18b56411d13737080982c1ab28
- 06 R d5cc3d617a698abf04a11aa2a551928901b95176b18a4cd60cdf4b61a156c66b
- 07 L d1e5e6a1bb5973dcb12cad343639cb3915553c5389c9752fa18207fc694014fb
- 08 L d1cebdc36b47ebf7699e4f626363c4e27308c742e48e148b9453c384f94c2e01
- 09 R fe019d698b829ece3a97ac4b8899d33427a464e04d706ae27cecb33e74db7f05
- root 8d5a057f11e6ab1ce6186add8ab402f44effaa264a6f913a0ea73002b8ea457d