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
PROVINCE OF RIZAL Award a ₱2.6M contract to AHA CONSTRUCTION AND BUILDERSProvinces
Transaction hash:
989a2ee64e715f87f41f34ca9675a5a08a319b6e3534b43048469349646037b2
Status:
Included and unchanged
Block:
#808 5,205 blocks after it
Position in block:
Transaction 88 of 144
Award day:
Feb 25, 2010 (16 yrs 8 mo ago)
From:
Value:
₱2,557,624.87
Project:
Const. of 15 x 24m Ynares Multi-Purpose Covered Court (Rafter Type) at Patricio Jarin Elem. School, Brgy. San Isidro, Tanay, Rizal
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 #808 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)PROVINCE OF RIZAL awarded it to AHA CONSTRUCTION AND BUILDERS on 2010-02-25.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 Rizal 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 989a2ee64e…6037b2now …
- 2. Block Merkle root changedstored e5be7e739f…6f4b62now …
- 3. Block #808 hash changedstored 7eb2eb2458…20cc97now …
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 143 records. Each step hashes the current value together with the sibling shown.
- leaf 989a2ee64e715f87f41f34ca9675a5a08a319b6e3534b43048469349646037b2
- 01 R 9af8eb72731a7104d6e3ec5b5558073abd6fae31d7e1ee3a35db120831ba9854
- 02 R 13f0f0d9dbbbef06973f0aa0e16a54d574b6ef263f4af68d00d3c5c9e12bc38e
- 03 R 9ef30e553ec27ca8f21c694a9bdfbbb6f30331d9dcc78971da07a9c6b37d7227
- 04 L 47eb9bec81ec02c455499c0021b018348a33303714e3da1f15be1d16e6828fc4
- 05 L 68ee8c8259f4c531cfd5da5233ef0e19aadcd2d09e7538526d247552d3a336cf
- 06 R 6efc73663f78847862ac47676915c4d7c699c225ae513ab1d2ff4f6347a58bd2
- 07 L c4ef1dc9d78d50f460ce44986b1d81d0af750c885cfdb77f0c438c9802b92810
- 08 R a1adaf05f06fc48c16339a0203d414141bddaa235855145e83e94da021519ac4
- root e5be7e739f0da8845827c9c8b0ec9e12d8ad65217c9e2fac3a753ae8b16f4b62