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 - NUEVA VIZCAYA 1ST Award a ₱16.0M contract to R.O. BUILDERS & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
602a29ff32e11359a2bad277224f118bd259b45944cfa04f79688fe1dad0e3f2
Status:
Included and unchanged
Block:
#5,054 959 blocks after it
Position in block:
Transaction 237 of 649
Award day:
Feb 1, 2023 (3 yrs 9 mo ago)
Value:
₱15,977,014.29
Project:
OO1 Ensure Safe and Reliable National Road System
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 #5,054 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 - NUEVA VIZCAYA 1ST awarded it to R.O. BUILDERS & DEVELOPMENT CORPORATION on 2023-02-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23BI0042: 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 2023-10-05). 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 602a29ff32…d0e3f2now …
- 2. Block Merkle root changedstored ca300e9590…161a12now …
- 3. Block #5054 hash changedstored 0eefb96ca5…b26bc4now …
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 648 records. Each step hashes the current value together with the sibling shown.
- leaf 602a29ff32e11359a2bad277224f118bd259b45944cfa04f79688fe1dad0e3f2
- 01 L 5f1b27e641d8eef46ee15e7173bce7c5a94069dacbfda873749234c1e127cbdd
- 02 R f14d164454d56f9a5e52a1e456b6e293248484dfdfd881186d7df2d4905e75f3
- 03 L 7d4f246fd941468ccae4a0ed12ae7990ca2848fa43f49e6fde50525a09a63b83
- 04 L ee9c48dc873922f13c8006f156377588cccee541c75e5e8f0c454143e1ab9626
- 05 R 6f5380da7fe8639f934cb2696edaffc23c9697a7b623a70af24e3cedf817392b
- 06 L 6bdfef69fc5c0dbdc4328f53b1c82abf1b121a9bf33ffc5efeda03635fcc119b
- 07 L 2c65d7568393c6fcb29a48ca6750a514abf139c5835074612ea6bf026a4a4985
- 08 L 1bbc9495558a77ea3a28af236bd81151289a5ec90717d9cb430e05d5e238e55c
- 09 R 941ae5755db98f4b293bcd034f4148ba37139d9e4ffbda0608254d9471d57c5e
- 10 R c3450c021a381792975add1709afb79adc116c0a286b44107273eef79ce627a2
- root ca300e9590abea0ca272032a52dee6c707cff050ac54e8e2f093336237161a12