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
MUNICIPALITY OF SAN AGUSTIN , SURIGAO DEL SUR Award a ₱994.8K contract to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
14b4c5d511b866d41df33ef9e0b591f05daa23b4a99267c2f5fbe2a8e272e141
Status:
Included and unchanged
Block:
#3,837 2,176 blocks after it
Position in block:
Transaction 18 of 210
Award day:
Aug 2, 2019 (7 yrs 3 mo ago)
Value:
₱994,794.60
Project:
CONSTRUCTION OF ADDITIONAL LOBSTER PEN
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 #3,837 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)MUNICIPALITY OF SAN AGUSTIN , SURIGAO DEL SUR awarded it to OLIN DEVELOPMENT ENGINEERING & CONSTRUCTION on 2019-08-02.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)COA's CY2024 audit of San Agustin gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 14b4c5d511…72e141now …
- 2. Block Merkle root changedstored 885746586f…be1b42now …
- 3. Block #3837 hash changedstored f2e5f7cdfa…a75e16now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 209 records. Each step hashes the current value together with the sibling shown.
- leaf 14b4c5d511b866d41df33ef9e0b591f05daa23b4a99267c2f5fbe2a8e272e141
- 01 R 162ad975bd083c1b914bc151433d2655a2a025468890c8a8fd946976363a0b1d
- 02 L 5204b53f6d3239c3ad6b92a900e42434f48619818bf985848f3f8c9878cfab76
- 03 R 4bf06a9fb072000a7bcb2188ad2559c82b34935694f34703f64ce3bd0fc22af5
- 04 R 1dcb75015b2fde233bc074ffb2d193ebc03ac23d948484f1ec0270e588be8c64
- 05 L 37468c790a7f18b66f12f479c42e1de36733654d1edb140d8d6fca37885dedc9
- 06 R 8c3bb01b72193c3f75a245eed99bcb8618d742d26b64699441d3faa578610deb
- 07 R 47f0442f0c681b092ab1eb006a2ea5c82e5951472fe3bd0dbd3151bcf6008845
- 08 R 519be6b1eada758750cba79698ad7641c183813d776cda22a212fd8e40d3345d
- root 885746586f6d4812a131bbb5252cea98bb8e07cb6696f29572ce26c906be1b42