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 LUIS, AURORA Award a ₱2.0M contract to A.P. COSTA CONSTRUCTION & TRADINGMunicipalities
Transaction hash:
d488534b640e4caba0875634be05286318bfd26baaec87d75dbabcfb5dce5ef1
Status:
Included and unchanged
Block:
#4,391 1,622 blocks after it
Position in block:
Transaction 284 of 361
Award day:
Mar 15, 2021 (5 yrs 8 mo ago)
Value:
₱1,995,215.04
Project:
CONSTRUCTION PROJECT
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 #4,391 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 LUIS, AURORA awarded it to A.P. COSTA CONSTRUCTION & TRADING on 2021-03-15.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 Luis gave a "not stated" 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 d488534b64…ce5ef1now …
- 2. Block Merkle root changedstored 143e036597…047841now …
- 3. Block #4391 hash changedstored e19bf9e196…b1b0abnow …
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 360 records. Each step hashes the current value together with the sibling shown.
- leaf d488534b640e4caba0875634be05286318bfd26baaec87d75dbabcfb5dce5ef1
- 01 R d4a71299ead2457a4dde4fd044628bdbe2e5b91b98574da4463d70a4c9d27501
- 02 R 99f92b19fb6c85506591ec24ceda8cd952c2ffb490deb3bfdf8e76a4332ec135
- 03 L 70622490286bf7476aa2f87154988d0ce9a941492219fde0114d906894bfb851
- 04 L a7fa82c1f5109a295dbeb977681283c44d180b016b91d0a2d87b24f6990566e5
- 05 L 570f22889b4ec76eb3a450114458f403694701c92e9939d4599c3ff8cd602ed7
- 06 R bf37b333884b92e0afb4ebc8e5f83907248a63096170e122325a2b499c7e53d5
- 07 R f420c6108e5922ff51af6eb8c46d15f9497a3dfeef81d629a1d66fbb3005cf05
- 08 R c7f454594367f7ad916c19afc39b58dee1162150b2388dc06b2897ae986648e3
- 09 L 03d0987cdbd32f202b438be6f6b57de912b2d6fc1045143cc0b92724cb1b6949
- root 143e036597e78bf27974cbcd65f94b7a502972e4e7c349ff478138f0c7047841