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 - PAMPANGA 2ND DEO Award a ₱21.7M contract to R.D. SADSAD CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
7cd0232ba68f4530d4da351f0625afc64b94030b92037743dab4513c4bf05c85
Status:
Included and unchanged
Block:
#1,962 4,051 blocks after it
Position in block:
Transaction 46 of 107
Award day:
Jan 2, 2014 (12 yrs 10 mo ago)
Value:
₱21,722,219.93
Project:
Construction/Completion of Classroom in Areas Expe
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 #1,962 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 - PAMPANGA 2ND DEO awarded it to R.D. SADSAD CONSTRUCTION AND TRADING on 2014-01-02.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 7cd0232ba6…f05c85now …
- 2. Block Merkle root changedstored e9a38f97f1…c4c0b9now …
- 3. Block #1962 hash changedstored 0012426abd…0481d7now …
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 106 records. Each step hashes the current value together with the sibling shown.
- leaf 7cd0232ba68f4530d4da351f0625afc64b94030b92037743dab4513c4bf05c85
- 01 R 7da8f0188ee5425581f1d00926b41bb5f5c0c90e91261e36dc133110b8b54248
- 02 L 24b121838b317ceabf312cecc81c1bcde2e81e32cf55642c0311bd7bd69d5ecc
- 03 L 33cbca7814f7fb9672fbed14086bcbd096b2e14c01ac6eb5dd4a1666f2dd1a18
- 04 L 2a8ad0c06375f0a0659a36e42ac2e94384ea763f4766594bc9f0838f37756e25
- 05 R 9f89f32fbc5eedf2ba92dada8b02486897cb0b8d86f140804ee6602439c6d441
- 06 L f0445bc23ebf19f7e7815014750476ab123a65e1742825f4067dacd3012adae3
- 07 R 342d7a1ae2f236137cb0b5ba5920a15327775da8786ce438722f180a67aec2c5
- root e9a38f97f1103079ba8460d094236aa97e2f7d214c3b7ef344d5a11915c4c0b9