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 - NEGROS ORIENTAL 1S Award a ₱3.9M contract to J.A. CONST. AND TRADING CORP.National agencies
Transaction hash:
baab80d9eff4d1027beaff5d697db58fba9e4ed46077c8330a399e03237e42f1
Status:
Included and unchanged
Block:
#4,345 1,668 blocks after it
Position in block:
Transaction 181 of 258
Award day:
Jan 25, 2021 (5 yrs 9 mo ago)
Value:
₱3,900,043.23
Project:
Construction Project
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 #4,345 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 2021 LP", i.e. the FY2021 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 - NEGROS ORIENTAL 1S awarded it to J.A. CONST. AND TRADING CORP. on 2021-01-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HJ0039: 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 2021-06-16). 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 baab80d9ef…7e42f1now …
- 2. Block Merkle root changedstored e920b21cef…c1b77cnow …
- 3. Block #4345 hash changedstored 4ff5d4297e…449bd3now …
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 257 records. Each step hashes the current value together with the sibling shown.
- leaf baab80d9eff4d1027beaff5d697db58fba9e4ed46077c8330a399e03237e42f1
- 01 L ba13c6661cf37dd8eaa326d8044b31524bbc92f2629d87ecfec37a952eccd5e3
- 02 R 1a9edfa281afa318252f1e8b872bb09a212e4727d331b969211d3f7b6fee24da
- 03 L 619cc1698102958aca5954c7e61eea3a53e4ce1143d6550d831a1fe386a85091
- 04 R f4ce3ea729cfac7532c3f38aaaa3c009d9e8dc5b66d4cfcc5c5401d949252caf
- 05 L 87945cd6f6fe2bf9d0dd70f49a519a1d48fdcbfc173ae0209f47a08b97179fef
- 06 L 7a470d71a7b89cbc5011e312280af86ed15bc18e91744c492e11e213e46c304f
- 07 R 4ee525804b5e885126ee8133ae8f8a8f02618f675995385eac7ad10d315c6eea
- 08 L 91ce7e048ca62d3aa604ef37e0f9350e66121058186130bb29269faf0d1a8862
- 09 R 6b71b80afe96bf7fa5eca86620ab5496283e2ec6d8309284c0fb42310b87838f
- root e920b21cefc14f36e71f42d518baf831d22ebef85b6f98ac08bc33d385c1b77c