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 - QUEZON CITY 1ST ED Award a ₱495.5K contract to P.J. CRUZ CONSTRUCTION & TRADINGNational agencies
Transaction hash:
d711901e2efda51c5ff1816fc08361a1e295cc865cb153236ae9b4dc6bbea67c
Status:
Included and unchanged
Block:
#1,462 4,551 blocks after it
Position in block:
Transaction 39 of 41
Award day:
May 24, 2012 (14 yrs 5 mo ago)
Value:
₱495,500.69
Project:
Asphalt Overlay DRC, Brgy. Talipapa, Q.C.
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 #1,462 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 - QUEZON CITY 1ST ED awarded it to P.J. CRUZ CONSTRUCTION & TRADING on 2012-05-24.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 d711901e2e…bea67cnow …
- 2. Block Merkle root changedstored f35beec287…512c4cnow …
- 3. Block #1462 hash changedstored b26d3669a3…8a1874now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 40 records. Each step hashes the current value together with the sibling shown.
- leaf d711901e2efda51c5ff1816fc08361a1e295cc865cb153236ae9b4dc6bbea67c
- 01 L d6aee0d17b8d180cb59e8b10dece4d05c37c18ca79483c4cce180f338656a7ae
- 02 L 5878fa7175691b3fa797f66f7d13ae5b63d2ee42669961070e1e1d707c4e0910
- 03 L 98ac2c8b7a1d4952452f83005ba772a1ec9763a70d6586a3d2fb23a5d7a8c59c
- 04 R b915863b304d68f4da0f77e7901e7ebeeb75b6959bb1b65427ec35580f56695b
- 05 R c0dd53cd3be304a6b2dcb923b90be5ae5f805ae6027b9f607e41bd6b28798026
- 06 L 02b37acd5d4972491885a406c3dbcc6ec8172fecaef7f05cdfd42921e9f45d6f
- root f35beec28771063d5f6ce108ab4b13b5771cf1b0a403e331db05ad846e512c4c