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 - BULACAN 2ND DEO Award a ₱4.9M contract to JB CONSTRUCTION AND SUPPLY INC.National agencies
Transaction hash:
e0bdd78ec00d0f948f8f8e26736502d2f3cc1f4d9c9fe99797fe52c7120e6b90
Status:
Included and unchanged
Block:
#5,094 919 blocks after it
Position in block:
Transaction 567 of 652
Award day:
Mar 15, 2023 (3 yrs 8 mo ago)
Value:
₱4,872,109.04
Project:
23CD0077 - Convergence and Special Support Program
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 #5,094 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 2023 CSSP", i.e. the FY2023 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 - BULACAN 2ND DEO awarded it to JB CONSTRUCTION AND SUPPLY INC. on 2023-03-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CD0077: 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 2023-08-13). 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 e0bdd78ec0…0e6b90now …
- 2. Block Merkle root changedstored 266a5bf307…4e6efenow …
- 3. Block #5094 hash changedstored 0b162d390d…605ac6now …
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 651 records. Each step hashes the current value together with the sibling shown.
- leaf e0bdd78ec00d0f948f8f8e26736502d2f3cc1f4d9c9fe99797fe52c7120e6b90
- 01 L e0bb0449a4725fb42cb76f19ac81859865eba366f948ff58d0d414501fcc1bd6
- 02 L e508046c43be35018c5b9c5115514f5f712d023b74b21aac83cec3de7fba9b7b
- 03 L 9cbd1df9de260354019470ffd10c7eafee8e177a8245917b28eccadd2ac658d8
- 04 R 38ffb83eb3f232b51495b5b912fa7cb07f9d9868dcaf5ff04961be815de99491
- 05 L b06e131640e732ee1c20f59daa3c4bb641328dbe6700ca81843b111383d93ae9
- 06 L 67f62408ecb0aaf40dfaf8ab32dcd5e1786c55092c11bb7081ef9ea02606f847
- 07 R 77cde3aafc5e8ef2371379f176b9d14b07865624de2b01f41d7937a6f4b0d4c2
- 08 R 4d75bfb856ee9f3c5fe511a1018ff84421373acadb0a9e9b5d83de28e91f1a6a
- 09 R f72635709e52df9eec18a706566e7bcbb5c3f26b408e18f5657610d95d003992
- 10 L 5dd860c849142b7b60e14a83d2e8af66365e5e5e3ab865bb3b66117e058272e8
- root 266a5bf307fbbdaca1c49474aebc68cc6605f37789c1d64ff3ffa8ac844e6efe