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 ₱12.2M contract to CDU CONSTRUCTIONNational agencies
Transaction hash:
60cdac4b959e8fde2c2bdd8514de254b507933657e560a57b9decf192a5f5bcf
Status:
Included and unchanged
Block:
#5,388 625 blocks after it
Position in block:
Transaction 68 of 167
Award day:
Jan 16, 2024 (2 yrs 9 mo ago)
Value:
₱12,229,872.98
Project:
24II0011, Construction/Upgrading/Rehab. of 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 #5,388 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 CDU CONSTRUCTION on 2024-01-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24II0011: 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 2024-05-20). 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 60cdac4b95…5f5bcfnow …
- 2. Block Merkle root changedstored 6e47dffa69…755515now …
- 3. Block #5388 hash changedstored a0c4797e16…6c42f7now …
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 166 records. Each step hashes the current value together with the sibling shown.
- leaf 60cdac4b959e8fde2c2bdd8514de254b507933657e560a57b9decf192a5f5bcf
- 01 R 64ddf1aa83ea3daec53027032ae7ad7740d541fdaee7ebc2b84f9d5317983908
- 02 R 2f8324e70de58506de4fd964f034f8fd202aa7f729e47a0e1e2ecc62b8839852
- 03 L 49890fc172a0986fde26249692251a82d2f9cf2a2f1e06f913da43ea73640a6f
- 04 R 0b40fedefc6f2ba3d05893f06e9eb716fd664788d89008362164bd480277f00e
- 05 R ab32f0105be4f468fd85c26e7544cb5d8950cf2fc1e899c61628108286612ec8
- 06 R fafbc64726dfc71dfe812f013d9a7fa2ebdca455bc149bdec7842ecb4a1b6f7b
- 07 L 78406e9420d8c51a13c2de5180aecffbc3c5cf0e0481e5db95886e6a1b9a207e
- 08 R 8ba842a3d8055a14e60c6111bc2bccb0ef1f27289ae3acd3dd2b87ca639151c7
- root 6e47dffa699074ddbef8674926404df6759b253b59f3fc487bf1a3f0f9755515