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 - PALAWAN 1ST DEO Award a ₱31.9M contract to SEVEN DIGIT CONSTRUCTION AND TRUCKING SERVICES CORP.National agencies
Transaction hash:
73a4fe1d9e687907a56abbf122320b5728eda3f4b4479d6b5db2bc4c7a821a85
Status:
Included and unchanged
Block:
#5,080 933 blocks after it
Position in block:
Transaction 184 of 375
Award day:
Feb 28, 2023 (3 yrs 8 mo ago)
Value:
₱31,854,730.36
Project:
23EE0079-Widening of Permanent Bridges-Itabiak Br.
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 #5,080 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 OO-1", 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 - PALAWAN 1ST DEO awarded it to SEVEN DIGIT CONSTRUCTION AND TRUCKING SERVICES CORP. on 2023-02-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23EE0079: 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 2023-12-05). 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 73a4fe1d9e…821a85now …
- 2. Block Merkle root changedstored f6044c3c93…858df0now …
- 3. Block #5080 hash changedstored 1a00d5811d…bc49d6now …
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 374 records. Each step hashes the current value together with the sibling shown.
- leaf 73a4fe1d9e687907a56abbf122320b5728eda3f4b4479d6b5db2bc4c7a821a85
- 01 R 73a880edaf1abaad265038f30bfa508ee32fd9716427835d912aa4a1b8e44d50
- 02 R 109b152fc71d1a756b94637bafe48ceba66a50341c756dccf2caba081b04d008
- 03 R 5f715ec107eec364ffc7192e481cf9ecb3f32c7153355da1cd7d6ab5ca7e3f6e
- 04 L c787dfa7a933ce706c7a89afd58f54b80bd8cb2a9a0adbe9344adcc4483a7985
- 05 L aa9d6ebb5045e9e0d0f56d651bbfc1618fe839bd774ff357e020b76e78fd4882
- 06 L 09bc83ea3fba28b45b0baf4a39685f4d0e09b1d9b58c42cb95da679b54aadc5a
- 07 R dd4096cda38d3bf937837d891835ced3f499e3aafe5ca258a08566dc1dffc0f1
- 08 L 18383bdf756814aefaed7350312257f621f670820e6c5d4869fa4dae2ff02956
- 09 R 5af9694a126800f2da69a532972cdda7526eb86f4cf7fa9726ae9eacad64c1a3
- root f6044c3c93e844a0ea9b4c290996a2cb9b1146b68d6cf8fac401fb38cb858df0