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
MARIANO MARCOS MEMORIAL HIGH SCHOOL Award a ₱169.1K contract to JAC-B CONSTRUCTION AND GENERAL MERCHANDISE INC.National agencies
Transaction hash:
90c2bde471809d5a0bdccfa3ca977c2d1d37712e4c387fada2fdacc94982f604
Status:
Included and unchanged
Block:
#5,361 652 blocks after it
Position in block:
Transaction 193 of 347
Award day:
Dec 18, 2023 (2 yrs 10 mo ago)
Value:
₱169,104.22
Project:
REPAIR AND IMPROVEMENT OF THE ENGLISH FACULTY AND
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 #5,361 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)MARIANO MARCOS MEMORIAL HIGH SCHOOL awarded it to JAC-B CONSTRUCTION AND GENERAL MERCHANDISE INC. on 2023-12-18.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 90c2bde471…82f604now …
- 2. Block Merkle root changedstored 5114b5de10…4a6c0enow …
- 3. Block #5361 hash changedstored 790e4c8c61…626b4enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 346 records. Each step hashes the current value together with the sibling shown.
- leaf 90c2bde471809d5a0bdccfa3ca977c2d1d37712e4c387fada2fdacc94982f604
- 01 L 905bd94fcdfcf01fb93d7b1745ece8fd70ab4311c033d0a60a894b01b74550dc
- 02 R 5717c9f48eef6bddabe62b2539d0d1b8c6490e42cada88fd4f669c70aff10596
- 03 R 92d35b3cc77990bf556ff139dc7082858f200a28bf35119707e5d6ffa227d8b8
- 04 R 140bbbf013bb3c16c0440a44da293655536d03f424e94fd90a1f4ff69cb6b489
- 05 R 8b94d82d9ead35141a2dfd427d46207918194168b014611e6161da736c5b518c
- 06 R 9383be4edcc6836705c21eb3fbaaf081a20d8f1f2dacdc8c28cc6f85a8e1e213
- 07 L 27fd545cd59cdab864056d886ec39a27f71ac8056ece68fd0370d5bae96c3e3d
- 08 L d0fad9ceaa29ebcfaf12218efaf0096a913f2eb101ad0a4c0d82666d802de8b3
- 09 R c865971c61ebd7ecc80434457e5da9dbb8a258c042f4179696e3d79d16bd72f7
- root 5114b5de10e9306a3cc4212741bef7d9c6d197173a16395fa542f9c2074a6c0e