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 - ZAMBALES 1ST DEO Award a ₱8.6M contract to STO. CRISTO CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
df316f61ff37cdadd6f54bd94f917586b9734954b1a12e35167f8f2bd3310c97
Status:
Included and unchanged
Block:
#2,407 3,606 blocks after it
Position in block:
Transaction 95 of 110
Award day:
May 14, 2015 (11 yrs 6 mo ago)
Value:
₱8,615,457.76
Project:
15CL0008 - Repiar/Rehabilitation of Damaged Slope
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 #2,407 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)The award does not say which budget line pays for it.Not published
- 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 - ZAMBALES 1ST DEO awarded it to STO. CRISTO CONSTRUCTION AND TRADING on 2015-05-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 df316f61ff…310c97now …
- 2. Block Merkle root changedstored 6b75940c79…5c3f9dnow …
- 3. Block #2407 hash changedstored 735379a6c6…fc8f8dnow …
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 109 records. Each step hashes the current value together with the sibling shown.
- leaf df316f61ff37cdadd6f54bd94f917586b9734954b1a12e35167f8f2bd3310c97
- 01 L dd9455173a7637df2b033e5da56e1bc8092228b04273d490cfd5f16ccd167f4e
- 02 L bae8d5258548573442e44b138f03b4dc836d93d11bb8d2fe0cf28c107b266e83
- 03 L 2864ba9c3b3c78334bb0e04fed640902b7bfadcbacb17b92d2838567179f5045
- 04 L 0f80f62dd1dacc00afb53ab0dd0ba8f23e08178e82d525761d448d4113c8cb85
- 05 L c6b830beeb013c912dae370ddb78f2aff6196e5727c2ffa03c27a1a000ad21f6
- 06 R 41c57e1a49057210900b531c41db7dd40063d8fa087621eb79f74e6454e76451
- 07 L 05a1d2ab1d2238637d1f2b871a93f07cb7aaa2d58728b9cd2bdbbd5dc5c1c4df
- root 6b75940c796b8c4f1d508d3656e67f6416a45c57f9ff445c5fa918e4625c3f9d