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 CALATAGAN, BATANGAS Award a ₱198.5K contract to RV DE LEOS CONSTRUCTIONMunicipalities
Transaction hash:
f23ba0d64e1d7e0669c5ea1342f8da15237c05e1d2b24eb69d0e19386d4a3c89
Status:
Included and unchanged
Block:
#5,490 523 blocks after it
Position in block:
Transaction 454 of 479
Award day:
May 2, 2024 (2 yrs 6 mo ago)
Value:
₱198,500.00
Project:
Improvement of Sports Facilities
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 #5,490 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 CALATAGAN, BATANGAS awarded it to RV DE LEOS CONSTRUCTION on 2024-05-02.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 Calatagan 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 f23ba0d64e…4a3c89now …
- 2. Block Merkle root changedstored e7804dcf7a…361e3anow …
- 3. Block #5490 hash changedstored 9fd2d052ea…5714b8now …
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 478 records. Each step hashes the current value together with the sibling shown.
- leaf f23ba0d64e1d7e0669c5ea1342f8da15237c05e1d2b24eb69d0e19386d4a3c89
- 01 R f26a8e75a6bd5bb3d7fc31b37c12aa09da56bcf9affd6e98a1000799b88c6c74
- 02 L 749bdf6bba6938621cf3a8bd9ab608eab910b47f7d60face809f441368186089
- 03 L cee46c2f84211262f298bd365542525145320ddac3a6f7c8f449ce1e8417636d
- 04 R 45b3b35a8060c674b01c0d2dbd1c7403f8e89b9699c566b772b8623ebf673e9f
- 05 R fd9c9f3ec77085d5e11910fb631b91cf830473a1e2a19627b37a92d507c9ea7b
- 06 R deb52e0b8ef061b743bac48d5184342bbeb3deb07c638f1048c9bb34e79a6e16
- 07 L cdf19663bb04e62d40cb98e78f64a30aad4be69de9e41542d5f1881c3a10d8db
- 08 L 777a92eb902fdbf420fe879b15e14dbf12150b468a29fb79787b86bb77a51a4e
- 09 L 8ab0c2cefe0e1c14ce89264298884e01f2137cc661f6b157ac705ec097113036
- root e7804dcf7aae1c6256cdd2db768a6281ec1b07be3371436d37d455247f361e3a