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 - CAMARINES SUR 3RD Award a ₱21.2M contract to STEVEN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
272c647dfd00877bfa9b1f2c06ad1f5f9c4f26cc2f2528432562f973b2c062b3
Status:
Included and unchanged
Block:
#4,348 1,665 blocks after it
Position in block:
Transaction 68 of 482
Award day:
Jan 28, 2021 (5 yrs 9 mo ago)
Value:
₱21,157,455.00
Project:
21FF0019
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 #4,348 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 - CAMARINES SUR 3RD awarded it to STEVEN CONSTRUCTION AND SUPPLY on 2021-01-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21FF0019: 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 2021-07-07). 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 272c647dfd…c062b3now …
- 2. Block Merkle root changedstored a9453faa7e…81f6dfnow …
- 3. Block #4348 hash changedstored 0bf6394ff3…dc523dnow …
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 481 records. Each step hashes the current value together with the sibling shown.
- leaf 272c647dfd00877bfa9b1f2c06ad1f5f9c4f26cc2f2528432562f973b2c062b3
- 01 R 273e94199a17155e7d000a18b0b3e0fd12aef1c1a9aefc8f59441797590b374a
- 02 R 4f3f7f48162db7b17588b0773f821a9db5f393f396c4b0198673c1c5ed87a082
- 03 L 76f7e96c17f00549fc6c24ae5c728a259003a89a1219c3a6952d782a0229f9cf
- 04 R 31bcf8edb31f91b5a19a69b8377583814519f8de94affe9e065be0eb927e06d5
- 05 R 4b398a6fa0ebd72133bd67da20aa1d45827f4ac694acbed521976ee7b128dbe4
- 06 R 553cfa68920c62d1da189ee00f4eb41c37dcc05e53bf34e8c42100337c5d2d08
- 07 L 905c83b31bb349865bca34ed0110db858f7bd0b010934ef1da91a787628831f8
- 08 R 137f60df7d2756de8d18db4295857cde4176e1f88fd1538cbe32fe1be2c8cd15
- 09 R e623ae7d6df0a26d3db02dd24c6b3fa26493c1a5484e312c6aebfab6e2c25ea4
- root a9453faa7e541a002ee62d38175003dc856388e240bf30035f4f9e751e81f6df