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 ₱28.5M contract to 739 BUILDERSNational agencies
Transaction hash:
ef857e1eb24326cd81e9468e0ef2eb75e27894fc6515d1efdef9fe75bd46d5ba
Status:
Included and unchanged
Block:
#4,943 1,070 blocks after it
Position in block:
Transaction 302 of 318
Award day:
Oct 10, 2022 (4 yrs 1 mo ago)
To:
Value:
₱28,516,172.82
Project:
22A00122
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 #4,943 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 2022 OO-2", i.e. the FY2022 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 739 BUILDERS on 2022-10-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22A00122: 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 2023-05-15). 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 ef857e1eb2…46d5banow …
- 2. Block Merkle root changedstored 367d37b4fb…371a0enow …
- 3. Block #4943 hash changedstored 10346555b1…bd6ad4now …
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 317 records. Each step hashes the current value together with the sibling shown.
- leaf ef857e1eb24326cd81e9468e0ef2eb75e27894fc6515d1efdef9fe75bd46d5ba
- 01 R f03545c6da2ea6888c158d12133f7d51e49289c13d8e54c9595838e9c3abd9c3
- 02 L e497d10f205e53bcabbe5000075937070a2acfdef0770c68e177fcbe189bcb36
- 03 L 0e91aea34b63f1944f37175eb865513004c729b229cc999fc27beb63faeca882
- 04 L 6c50de4423c04425b33f68009e7847475a9000960d43321daf602d279205558e
- 05 R 3abc974f891af309def575109c5ec0028bebed5c25d3d9a75a818e1a8e5998ba
- 06 L 4a0618b499f80db1fec42d57d3043e107e34e63d441bc649d62840d77bb4471e
- 07 R d4105a5c096c04183c00165c6662538bb7e32eff0d8c1c9217e81e1c99a315a3
- 08 R ebd8a44320eaec16aa30d6c5134c08a605dfda7beedfe1e1af9f80065ac21da5
- 09 L 82fc49a009bdb6b1b269f9716c57fd33428f5fd5ec8eb1fad0fbf24e2f63ad4a
- root 367d37b4fbe6c111f9b370bbcda9c316ebf721cf59fff75fb954c71ffd371a0e