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 - COMPOSTELA VALLEY Award a ₱39.8M contract to AB APONESTO CONSTRUCTION PARTS AND SUPPLY, INC.National agencies
Transaction hash:
88ca5ca6ed2ed7ab56b6dc1f0ca96501b11560a7394c15d7636e66debdc6c2a0
Status:
Included and unchanged
Block:
#4,321 1,692 blocks after it
Position in block:
Transaction 255 of 459
Award day:
Dec 29, 2020 (5 yrs 10 mo ago)
Value:
₱39,787,353.83
Project:
20LA0354
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 #4,321 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 OO-1", 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 - COMPOSTELA VALLEY awarded it to AB APONESTO CONSTRUCTION PARTS AND SUPPLY, INC. on 2020-12-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20LA0354: 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 2021-07-28). 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 88ca5ca6ed…c6c2a0now …
- 2. Block Merkle root changedstored f9b9f5ce30…320f50now …
- 3. Block #4321 hash changedstored 984ecf4696…f839aenow …
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 458 records. Each step hashes the current value together with the sibling shown.
- leaf 88ca5ca6ed2ed7ab56b6dc1f0ca96501b11560a7394c15d7636e66debdc6c2a0
- 01 L 8841810ed33eb58919cb0368cabf9425a01ef77f56eeb7fd674371a96d35d2ae
- 02 L 240673cd929a8eca6be032dbd99307324170f69cc993179b6258ecfca6b36ace
- 03 L 92c3ee823b34190263b632e2313b6e12f0e8956561b0bd55f1828eab9ac5b276
- 04 L 2facd8d358bba06b9fe2a81e88f877271592769f42326015c6f60331df60b925
- 05 L 870b1db79116ba380fdea316093cf43190759d9a0657803f3165d2a44af726fb
- 06 L edce33c41738897a82d1581957433db491c2a06567d9ac8455de77730fc64dcc
- 07 L ae9ddd5c53e3a711375f820edb665d9aec1974a84307e9b6a543aef604d5b15e
- 08 L 3ea4f1727e7519675779af31675a4ad564ce056a005c622b9b0b01937cf3e390
- 09 R 2c3a72918afe8d7dedb8096a77655687515637ef93cedc4f4683cb8d75d88da1
- root f9b9f5ce3032f9cebf2133f1f7e0750d79036f12eb1c895b0ae5666bf6320f50