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 - COTABATO SUB-DEO Award a ₱2.9M contract to TAJ BUILDERS AND SUPPLYNational agencies
Transaction hash:
f42f99a3b4bdee346da84cf4de56484643d9336158545bad52fe1e39e674aa95
Status:
Included and unchanged
Block:
#4,302 1,711 blocks after it
Position in block:
Transaction 89 of 95
Award day:
Dec 9, 2020 (5 yrs 11 mo ago)
Value:
₱2,893,950.00
Project:
20M00169
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 #4,302 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)DPWH lists the funding source as "Regular Infra - GAA 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.Partly
- 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 - COTABATO SUB-DEO awarded it to TAJ BUILDERS AND SUPPLY on 2020-12-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20M00169: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-04-03). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 f42f99a3b4…74aa95now …
- 2. Block Merkle root changedstored 8731b78a2d…e13e77now …
- 3. Block #4302 hash changedstored f096177ec6…d3b559now …
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 94 records. Each step hashes the current value together with the sibling shown.
- leaf f42f99a3b4bdee346da84cf4de56484643d9336158545bad52fe1e39e674aa95
- 01 L f341a8162c5ee70a468de1d1cc8fb8ecd3aee41b6325600ed3bad02dfcdb2125
- 02 R a7c0f853107fc8c7de5ae7f288d5cb1f4aad67352720d39da33dc39d49dae1e7
- 03 R 5cc7d10960d4fdacff7f787be68f3c0a31f18943abadbcd370440c28baf1fbf3
- 04 L d85753a6f9ac1a267f0edbbb8fe0a0725e6bd3fcff42f7f9a9aa52821c58b7f9
- 05 L 52b411cccfd77bb44c56f83dddb42f9bad57538e8fd94dc5cfa602f136e333a6
- 06 R d66ffb05577336521de1eb2e06a923b8e77855269e973e187e64dd49fa66839f
- 07 L 89da34f3cbf6b530d70cc1a0a20a306014a30d1db4a40bb14a246f468b5e13ec
- root 8731b78a2df058490411a6f6ac85d3e45814e60561bdcab9a4cc51ea4de13e77