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 - APAYAO 2ND DEO Award a ₱4.8M contract to ASC CONSTRUCTION & CONCRETE PRODUCTSNational agencies
Transaction hash:
618aa9de72bd751fb5c6949190dd8502bc9499b1bc2d77671e78956b707f6d51
Status:
Included and unchanged
Block:
#4,346 1,667 blocks after it
Position in block:
Transaction 67 of 189
Award day:
Jan 26, 2021 (5 yrs 9 mo ago)
Value:
₱4,789,193.36
Project:
CIVIL WORKS
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 #4,346 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 LP", 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 - APAYAO 2ND DEO awarded it to ASC CONSTRUCTION & CONCRETE PRODUCTS on 2021-01-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21PC0045: 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 2021-12-21). 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 618aa9de72…7f6d51now …
- 2. Block Merkle root changedstored 38d82be5f3…fd09f8now …
- 3. Block #4346 hash changedstored 4d62464f5b…747411now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 188 records. Each step hashes the current value together with the sibling shown.
- leaf 618aa9de72bd751fb5c6949190dd8502bc9499b1bc2d77671e78956b707f6d51
- 01 L 614dfd5d95bfe5085a24f547e4403312c3481f164ad40bd9bf3df7bab9e138c4
- 02 L 955d4dfdb4f8f1202d7a84f13572dd8f6e6479ab28be9a083b18359511749a2e
- 03 R 35b2d0b837403764bad4de59932bf13258ab9e9c6e20f83a857369944c902a6e
- 04 R 89194159fee4b3c4cc247563b024aac895d7996271142e945072eac6ecc13289
- 05 R 82c83bb0ad698c7c3985d0eb411a06228748ec5864061c450a85d38f8a72a710
- 06 R c9224fc91a76c73a339df476bd40a50a890970da8edbacf78425cb14a25d5d06
- 07 L 2a77b827421ed48c2624196d8e465fcdbbe0fb29b3315d4661505169e0e521de
- 08 R 5d9bc45c278db1bcec6da38e5e7a550e491b28259ca7e4f081a4115ff7d05d9d
- root 38d82be5f398059f60462c5b4a3cd020ba2894c67606b892461c2515b4fd09f8