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 TAAL, BATANGAS Award a ₱2.4M contract to DELA ROSA CONSTRUCTION & DEVT. CORP.Municipalities
Transaction hash:
3cedbd2cf65b2544ea3700f9ecdbddf98ff4347fb39dfe0e16324582ae0121f8
Status:
Included and unchanged
Block:
#4,990 1,023 blocks after it
Position in block:
Transaction 75 of 278
Award day:
Nov 28, 2022 (3 yrs 11 mo ago)
Value:
₱2,396,572.96
Project:
Construction projects
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 #4,990 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 TAAL, BATANGAS awarded it to DELA ROSA CONSTRUCTION & DEVT. CORP. on 2022-11-28.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 Taal 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 3cedbd2cf6…0121f8now …
- 2. Block Merkle root changedstored 5fe1d635d9…2fcfe9now …
- 3. Block #4990 hash changedstored 65530a0374…f4c669now …
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 277 records. Each step hashes the current value together with the sibling shown.
- leaf 3cedbd2cf65b2544ea3700f9ecdbddf98ff4347fb39dfe0e16324582ae0121f8
- 01 L 3bf71562d417c4e61fd3f9dcd8669fdf47c6d69a47c25edcaff81acce3eb2bea
- 02 L a8781ba8635c5f7627eafccfc8e25281c18c75d8388508ca48c9df99877fbf10
- 03 R c97a81fd81984ef740375adda1b88010bb3c0c2ea562d13fc663ed4de35a0d2a
- 04 L 7f6b0d92bf576fa2f1fbb5717136ed3929103ee3a3139df55e10b28743f8d094
- 05 R 1505f3677e49c0d0fbf3bbba98170f44e4925c3a1fe15a40660502ac759935f7
- 06 R a910637bdfca0fde64d93d91296edc374b1f9e1143d5e5f17078013f0ceaa563
- 07 L b7aea5e8c704023445f7092115c19be821cd0bba1c3a4e59231d80310255a164
- 08 R cd8c37f18ed73773b65da2ff74da8dfd8f4efa4c0cd22e0fb7fae7cee8a015ec
- 09 R a964f1f7150a8fe4eb6c8b404661c1c6bf595bd9d7b687a12165b9480c92a22a
- root 5fe1d635d9ab73e31416ad054ab4a2453d244538160ca98ae096ee994c2fcfe9