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 - CAGAYAN 2ND DEO Award a ₱48.4M contract to ASC CONSTRUCTION & CONCRETE PRODUCTSNational agencies
Transaction hash:
09c36bd9bc2bd48dc9dbe85c02b796f68b609b86aaebd28bc85ce6dbe4d23bb1
Status:
Included and unchanged
Block:
#4,637 1,376 blocks after it
Position in block:
Transaction 15 of 323
Award day:
Nov 22, 2021 (4 yrs 11 mo ago)
Value:
₱48,408,530.52
Project:
21BC0140 - Organizational Outcome 2 Protect Lives
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 #4,637 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 2021 OO-2", i.e. the FY2021 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 - CAGAYAN 2ND DEO awarded it to ASC CONSTRUCTION & CONCRETE PRODUCTS on 2021-11-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BC0140: 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 2022-07-11). 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 09c36bd9bc…d23bb1now …
- 2. Block Merkle root changedstored 0cac5e79c4…507157now …
- 3. Block #4637 hash changedstored 530046e78f…cf2184now …
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 322 records. Each step hashes the current value together with the sibling shown.
- leaf 09c36bd9bc2bd48dc9dbe85c02b796f68b609b86aaebd28bc85ce6dbe4d23bb1
- 01 L 09b2a317ef06c7acb7513fa4915d26509d371a9fed2b2655b70a9adca777a773
- 02 L 6cbd49d8db0c115d6593b2392e09167835aaf85fd0287ff9e41489658bccb96b
- 03 L 801cafaf02bc953cacaee42dcd803c6cabdb8df5de130a2f579d0d0eb2f59b82
- 04 L 3ea80dedbcfbf1ee30d3c18eb3c3c14c921705c914068f8747998f89792a8026
- 05 R 9856315b5f0d2ae338208f29a6a43178ff69f37fa23e51e931ae0609104489b3
- 06 R 2369953bec85bb4a2781aa9192bd84a4846284868ed36808a302c283a11ee61b
- 07 R 1963467370846f9c00424e92b14d2b2d622e766759ce267807079d53b146ca59
- 08 R ffbc09e2c4e29bded7c1bdcaf8d19f8dbf91b48daa78632eb3342847a49551dc
- 09 R f9a4b9130f20655ebd08e1f3387cb250b4d802bf6d807f45a3bec27da735ed7e
- root 0cac5e79c4f7dcd34b53a27b8e08c70b0376aecbb56f0de48daeab6bd1507157