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 ISABELA Award a ₱1.2M contract to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP.Provinces
Transaction hash:
6ad0f27fcbf8a2bd0e61434720dbb8c2a62fc973baa589529f3a65ed7b407280
Status:
Included and unchanged
Block:
#4,986 1,027 blocks after it
Position in block:
Transaction 121 of 273
Award day:
Nov 24, 2022 (3 yrs 11 mo ago)
From:
Value:
₱1,247,341.72
Project:
Rehab/Improvement of San Jose SWIP Access Road wit
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 #4,986 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 ISABELA awarded it to MAR-DEB CONSTRUCTION & DEVELOPMENT CORP. on 2022-11-24.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 Isabela 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 6ad0f27fcb…407280now …
- 2. Block Merkle root changedstored 5caf88e0db…f028fbnow …
- 3. Block #4986 hash changedstored 67b0039d13…dde78bnow …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf 6ad0f27fcbf8a2bd0e61434720dbb8c2a62fc973baa589529f3a65ed7b407280
- 01 L 6a0916f77cda9e00367a07683994930836cdf772d8ff7d273b7a9bf823a557ef
- 02 R 7fff64fb2aea447c1654e9fb10737a75ec7c2e94b9889faa09af7007d8697509
- 03 R a8baa8a9a0b1da1e34011193d325f8f18a850beec4d60925b45bf8d24afb77a0
- 04 L 1d7f3da51a960c4101a32fc94d887acdaaf3bcd83a708314169caab0bec4dc23
- 05 L d705008d98f1eb314592462c3e2211efdd2e2b86356f02d78ac5df2773d29425
- 06 L a50ac494beafd99b2adbcfb5f628e26b398c1b7cb4c60a2ca7c87b8d561029f7
- 07 L 2402c7ee924a6400c08553a3c22277e0f386bf8b74ee7817f4e0b9dc622153d6
- 08 R 04ed6261ea7cacba4cfc9e05608788eea72fe2c8212a1214bae5148f5af775f2
- 09 R a603a524e7868cab36da365e5bdb4942adc65c59ef786ab918a2982724e95bae
- root 5caf88e0db617539511ef6d11666e43699cff517185425c6653afa9b7af028fb