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 & HIGHWAYS - CAVITE DEO Award a ₱958.0K contract to MA-AN CONSTRUCTION CORP.National agencies
Transaction hash:
22671e9e1ed37871af21393518b601eeec7f05e53bade90894111124cbec3710
Status:
Included and unchanged
Block:
#820 5,193 blocks after it
Position in block:
Transaction 14 of 83
Award day:
Mar 11, 2010 (16 yrs 8 mo ago)
Value:
₱957,998.94
Project:
10DF0003
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 #820 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 & HIGHWAYS - CAVITE DEO awarded it to MA-AN CONSTRUCTION CORP. on 2010-03-11.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 22671e9e1e…ec3710now …
- 2. Block Merkle root changedstored 154973610a…b1b701now …
- 3. Block #820 hash changedstored 3eb34b3988…5d3a91now …
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 82 records. Each step hashes the current value together with the sibling shown.
- leaf 22671e9e1ed37871af21393518b601eeec7f05e53bade90894111124cbec3710
- 01 R 24051cee0dc3d584e99ed1a791345d3ed393c0dca411189dcff1475b1f30c449
- 02 L 2ce539aedd2b200ec957fd9cd21aa6e484d595f2f44e645a1a3363233e4d3312
- 03 L 5e216c5431eee975297d60099a51c1bc41dc7c935cf06adcd07dd26c2537615b
- 04 L 5dee86e4e5ef664c09b5ddbec5bea04ab259043f370c0fb5bee6c53d0779602e
- 05 R 01ff259f44a8b39075bb99075dac758e5855d359bdc84ab5523469b5b246e342
- 06 R b0f3c082e8118d2cfc5d6890ab062a824503481c4d4cfe7314d7c62cd9fed597
- 07 R f12e7bcf2a4f089995010cdab95f20bec7a938b46e7410d9e33440b5254532c0
- root 154973610aa26afb260c2bd22941d02624f057aa681160bddf0cd64704b1b701