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 4TH ED Award a ₱4.8M contract to BCVILLASEÑOR CONSTRUCTIONNational agencies
Transaction hash:
4cfd8abd1d79c49b79dbf24c991346c9b3f4a34c4897c20d346840c0a50f586f
Status:
Included and unchanged
Block:
#3,132 2,881 blocks after it
Position in block:
Transaction 75 of 273
Award day:
Jul 14, 2017 (9 yrs 4 mo ago)
Value:
₱4,824,926.62
Project:
17DL0115
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 #3,132 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 4TH ED awarded it to BCVILLASEÑOR CONSTRUCTION on 2017-07-14.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 4cfd8abd1d…0f586fnow …
- 2. Block Merkle root changedstored 0e41bf38cb…a31cf2now …
- 3. Block #3132 hash changedstored 7e0510c584…1f12d4now …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf 4cfd8abd1d79c49b79dbf24c991346c9b3f4a34c4897c20d346840c0a50f586f
- 01 L 4ccd9c3f4ec1c2836d1b2dc3e03afedc88d9fc4b1333db70067396ddc7b4fcf6
- 02 L 169d65187ebd1104bd47e454dfef647ec22ce93dbf6476d968c5da9a051f6516
- 03 R 441ae8b9cc11ea8b1071d8294293d746483984f9e018351ee0d3763e6fb26180
- 04 L d24a9cb2f2f71520eb92aa2cf956216dda52ce30af086f6451b5e4b35bb4c9f1
- 05 R 67f3898058a6700a94901d4249b7af9485988c1ff362ed8d8cd5239263506225
- 06 R b2557583836c22e31de1a12f280f75bed194c323594ffc1fe6ae662a741f0f1d
- 07 L b2ecc3e00116e74b4eb0cbeebf9427d1ba8dd2bcc52d5a22bbb2662f024dd519
- 08 R ec061a32038b4792557c223ca5e543407a6f3716082ec9f4f86464e97c5c5fba
- 09 R 81e6f3667b2acbb50c314659344f1687f65b5f1bd4bb721d1b164fc812a2bb0d
- root 0e41bf38cb33dfca5d988a19d8af01536d65184b29025fc338b5f47cbea31cf2