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 - LAGUNA II DEO Award a ₱21.4M contract to MARCBILT CONSTRUCTION INC.National agencies
Transaction hash:
21aa84b4f10a04dac476b6fae1ad88254d4d9eb65e0abd574123df0e8a470d6d
Status:
Included and unchanged
Block:
#3,374 2,639 blocks after it
Position in block:
Transaction 70 of 556
Award day:
Mar 28, 2018 (8 yrs 7 mo ago)
Value:
₱21,383,088.60
Project:
18DI0112
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 #3,374 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 2018 OO-1", i.e. the FY2018 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 - LAGUNA II DEO awarded it to MARCBILT CONSTRUCTION INC. on 2018-03-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DI0112: 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 2018-07-30). 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 21aa84b4f1…470d6dnow …
- 2. Block Merkle root changedstored da2d6a9a38…130f0anow …
- 3. Block #3374 hash changedstored c1b6112a21…0528danow …
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 555 records. Each step hashes the current value together with the sibling shown.
- leaf 21aa84b4f10a04dac476b6fae1ad88254d4d9eb65e0abd574123df0e8a470d6d
- 01 R 21e4ece11704b3a51358db3979b58f9dd98753c06004c67fa71da17a5cc5f653
- 02 L 3df478dbc2b6f35319f912d426130661b3f4886f05be52240e608a7247112196
- 03 L dbbb62da18ee986f7341655503013d177529cabec8b21ea765066628564b86c8
- 04 R a6a6a511275663b0d534ad866d9c4483f271c7a68c180a1a2b79c09e17d1f778
- 05 R 83f3bd182f6dcfc5a6a2c7434c5d3faf83b13d7974e323069b3ae212063b1cfd
- 06 R ca2afb9cea4dabccc2000630b10822b5e2255b1b3d19a903e35c092c24fc9f46
- 07 L 6a51aec1b910dd56e2e22fef48953a97c8b7e4726ed1a5b530bab97f11b8d620
- 08 R 8a2a80ed769c728ea333dcb9a6aac1f6d3709728f71658dd8774b40265680c3c
- 09 R 55e74ea0ec66ba5029805866239053f9f032ecb7e64ef2f64332bdef72327d67
- 10 R 9ac6b22748ffe838ac27e633d23b01f475f243275e960567927d207c8d288aab
- root da2d6a9a38243e7c85be272acbf56c832d23924f1bd37459a2563d0f71130f0a