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 - REGION I Award a ₱23.6M contract to AB DIAMOND23 CONSTRUCTIONNational agencies
Transaction hash:
e8e36e30d384351c4e2afe6e7ba500fc07a07d64c43b81ed9dd9c717ee74bf48
Status:
Included and unchanged
Block:
#5,189 824 blocks after it
Position in block:
Transaction 334 of 365
Award day:
Jun 19, 2023 (3 yrs 4 mo ago)
Value:
₱23,642,453.85
Project:
23A00340
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 #5,189 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 - REGION I awarded it to AB DIAMOND23 CONSTRUCTION on 2023-06-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23A00340: 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 2023-12-04). 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 e8e36e30d3…74bf48now …
- 2. Block Merkle root changedstored cde6dd32b8…859223now …
- 3. Block #5189 hash changedstored 31608d31aa…340706now …
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 364 records. Each step hashes the current value together with the sibling shown.
- leaf e8e36e30d384351c4e2afe6e7ba500fc07a07d64c43b81ed9dd9c717ee74bf48
- 01 R e9477218cbb35b2d3d8b24cce2c0e8434a1b8113729186a10933c214010f872a
- 02 L 58c617e10b16e068833c574bcb449fa835b1a84a2f9a9b571bd097f8acaac335
- 03 L c0652ecbc5c0c95a1cea5cc711117f56427897f53c8ca99325a09d691e211e1c
- 04 L 2c7150bd088490636e7070abf4747b8c51595d6864c5cfd485c448f7cbaeed2d
- 05 R 71dac7d64ce66eda15faffcb33c8cb421a937a8fe02b8cbffec0e8a60871eda3
- 06 R 1645ba0ecd5e69843fae286f7a514d26d8dcd05b516ed3968a01aa9bbd39b1df
- 07 L 2ded8da4fa19c1669546df597fc4a86c4d303e5197a06dfe166241b0a5ebb777
- 08 R 7285761ceb324caa13307ad6cee38ba78b5330b418cbecd5f937ef79dce56b77
- 09 L a0769c4526e8328a033fe76c83f56be14dd7eace8c61b989294177f4c48bc15b
- root cde6dd32b81f4577ef3dc493bc96fe89beb156ea3ed1cf293b62d9e33a859223