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 - NORTHERN SAMAR 2ND Award a ₱29.4M contract to EFC DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
4ffc9b15ced98eb4cf2a305b161f5bf64b98e212d1d30aba8a841e0fb71d1c89
Status:
Included and unchanged
Block:
#5,389 624 blocks after it
Position in block:
Transaction 37 of 123
Award day:
Jan 17, 2024 (2 yrs 9 mo ago)
Value:
₱29,379,485.57
Project:
24II0024, Improvement, Secondary Roads
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 #5,389 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 2024 OO-1", i.e. the FY2024 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 - NORTHERN SAMAR 2ND awarded it to EFC DEVELOPMENT CORPORATION on 2024-01-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24II0024: 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 2024-07-20). 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 4ffc9b15ce…1d1c89now …
- 2. Block Merkle root changedstored 5708e1230b…8ecf04now …
- 3. Block #5389 hash changedstored 0242fe96d9…e79d69now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 122 records. Each step hashes the current value together with the sibling shown.
- leaf 4ffc9b15ced98eb4cf2a305b161f5bf64b98e212d1d30aba8a841e0fb71d1c89
- 01 L 4f9e6254251a2c464846fd79e4a352ea1ea820332264c09ad5e8466643868703
- 02 R 74164ff129d077ccfd10a3a1489bcffb8f62a7889b1ed2b59b1b93c114100a1b
- 03 L 824da49a15a0cc75ee7dba6a92377faf5eeeccd33c46970809c5d5ba33749d55
- 04 R bb75b838b212465a578ced2455565c7b4ff59e6a6a40b22905a7f2db1db540ba
- 05 R b01af81a92c722f82a3f8784a18e8091c86addc3426fe0764f973fdc8f0b9451
- 06 L 58dc2e6b6d54bc21ec9db3578fc784e917257f5dee719a8885f0a95568dbfd45
- 07 R fa29b8ef46cbe01a083af694fe3391aa3814cb15a9502553daf2adee43beac51
- root 5708e1230bd660d052b0188511ab583a42f4904a4f4e62f0ec0608bf918ecf04