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 - BOHOL 2ND DEO Award a ₱2.9M contract to 3N CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
7ffa0f4ce822a42a67a3885ef9443f1a53d0e3a9d67a6bfe0d109318bbe0bc8e
Status:
Included and unchanged
Block:
#4,374 1,639 blocks after it
Position in block:
Transaction 251 of 519
Award day:
Feb 26, 2021 (5 yrs 8 mo ago)
Value:
₱2,880,900.00
Project:
CONSTRUCTION PROJECT
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 #4,374 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 - BOHOL 2ND DEO awarded it to 3N CONSTRUCTION & SUPPLY on 2021-02-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21HC0161: 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 2021-06-12). 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 7ffa0f4ce8…e0bc8enow …
- 2. Block Merkle root changedstored 82e423f8fc…976fe1now …
- 3. Block #4374 hash changedstored a9912530e9…4fcc5dnow …
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 518 records. Each step hashes the current value together with the sibling shown.
- leaf 7ffa0f4ce822a42a67a3885ef9443f1a53d0e3a9d67a6bfe0d109318bbe0bc8e
- 01 L 7f91cfdca021e4ad755ad6ad0ed28ab2c0e9b93db4743675e33ad4994ef3ce93
- 02 L f40da50334bcb6f3281274c016db5f7217f3b6c76c3cda38565ef626ac650d5c
- 03 R 8fc508368b5bf381f5a46cd6c17e053f54522163c93b14f6ed13a7dffb13e380
- 04 L 74f2b73c874a6f39619b407fa385c83cf66b96e81407b0c06b286fe27f0c7f23
- 05 L 594323e2fc7e9c6ffaa8b6722de692f1b59b6e452261daf997f0bc540b933ed8
- 06 L c50ff5fc72df3fc22077822008634ef5c8e4e25ca57f8ef376046fdc122e5ad5
- 07 L 4435bc995bffb6477dd4b467845d2c781e9359c591a19df15dec17973e31d623
- 08 L d3c61246130400096ef6e2c55af34e4d6e39e61fc8646187f71130a90c43461b
- 09 R d3519fc7214e1231e6790a08122c969cb99c3188651557356a4c25cfd251ab97
- 10 R 0effc9ec056b80e6f32c11615ab3a4e0cdfc908fb2640e70cf6283edd34b0506
- root 82e423f8fc239ddbc35f4df62f2534c8f0a4bf158b91728222772e0803976fe1