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 - NEG. OCC. 1ST DEO Award a ₱4.7M contract to R.A.G. CORONA CONSTRUCTION AND AGGREGATES SUPPLYNational agencies
Transaction hash:
3a8a2c28ea3a77e00e5004f203025910ccdc4e8e7474d6eab22d01272823df1f
Status:
Included and unchanged
Block:
#3,432 2,581 blocks after it
Position in block:
Transaction 158 of 688
Award day:
May 29, 2018 (8 yrs 5 mo ago)
Value:
₱4,725,337.01
Project:
18GK0151
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 #3,432 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 "Outside Infra - GAA 2018 DA FMR", i.e. the FY2018 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 - NEG. OCC. 1ST DEO awarded it to R.A.G. CORONA CONSTRUCTION AND AGGREGATES SUPPLY on 2018-05-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18GK0151: 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 2018-08-28). 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 3a8a2c28ea…23df1fnow …
- 2. Block Merkle root changedstored 2636eb644b…b5071bnow …
- 3. Block #3432 hash changedstored 046f8939d3…ce0e15now …
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 687 records. Each step hashes the current value together with the sibling shown.
- leaf 3a8a2c28ea3a77e00e5004f203025910ccdc4e8e7474d6eab22d01272823df1f
- 01 R 3aaff2861dc7028fc29115abc73ceaf19116c385b9e595d9657e58b8d369e086
- 02 L a8539137d82056499e5d22a0b090ccefb0cdaa9ef2e44986da74f934c1525533
- 03 L 147a81a5eee99c1b743161fb7a199a0a716d48454e9dafc31a593a927648b318
- 04 L cfba9761199646d323f25729fac9abe29dbd70704fda7a2a6f8c427cd1ecf1ee
- 05 L 4bd0a794eac6a9c3c2d81ec2945c645fdcd38788eb93366fdb362834b5ca96c9
- 06 R f5f6037076463e3d124d7aead23476ae9fca212fffb05408f47f9f32d6276200
- 07 R 0a2f8cb53011d2cb476e4834e74febb4a007e8444fd0716707eb54dd7bd0e0e0
- 08 L 19b6c6121eaa3af8c04e60100a81ab27c9b8702c4917789f311e555d76bed0eb
- 09 R f70505355fa00c6a276f6a339dc4f9432fc29798749d445199398865fa6a59ca
- 10 R 305795088a2e94ced1605a250ac82b4754a705cd74d7f4ca85f7c9ae06c822f5
- root 2636eb644b41f026d0db0548258fde2c61875aabb05963fb9b9f348a25b5071b