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
CITY OF LIGAO, ALBAY Award a ₱1.5M contract to R.R.A. REQUILLAS CONSTRUCTION AND SUPPLYCities
Transaction hash:
4bb3f93aa37e77fd5475e5164dd2c08e348ec09da58f191d4c9829a0f5a0505a
Status:
Included and unchanged
Block:
#4,384 1,629 blocks after it
Position in block:
Transaction 120 of 382
Award day:
Mar 8, 2021 (5 yrs 8 mo ago)
From:
Value:
₱1,494,721.24
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 #4,384 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)CITY OF LIGAO, ALBAY awarded it to R.R.A. REQUILLAS CONSTRUCTION AND SUPPLY on 2021-03-08.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 City of Ligao 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 4bb3f93aa3…a0505anow …
- 2. Block Merkle root changedstored b0e16c5207…a692d1now …
- 3. Block #4384 hash changedstored ceb82c3322…5c3776now …
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 381 records. Each step hashes the current value together with the sibling shown.
- leaf 4bb3f93aa37e77fd5475e5164dd2c08e348ec09da58f191d4c9829a0f5a0505a
- 01 R 4bc35c6237360ac7ffd3ff001161a8ef7d3a0c31f0c3cf3bd59d8452dcb4dd0c
- 02 R 13a159ac09574a91af61a763f6e49c1e94f7af452e28ba2c3cd89215daaa2090
- 03 R 866b410b970a6559774b9fd647bfeffa4c284220ca54d328f21bfafe11e1388f
- 04 L a10907be61d3eff881cffd9a2a2626a8b689ca213d30fea62d426faaf9292a45
- 05 L 06bdfe2ed23568ccf39609bf935caa785c4de230930f49f9070e5f24a67df1b2
- 06 L 523340e0b38265ff0e44c792d7714c6c5a3c4390c28dfdc472f796a8cb4f1112
- 07 L c319727e296ddf1d9f70c674939e2dcb87e2a430e20d099ad7d16b61fc7fd78e
- 08 R 7bb39efa02ebf10dc2992924b3ed9582389eba0db5248dc549ed5f940e225a4e
- 09 R 09ce35f60f82797a86defdc5e0116f8059a43e303e3eb317876d208e6ba10473
- root b0e16c520728e674abd0cba021a989ab18ef4f3a50deb5eac26b6acf0fa692d1