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 BATANGAS Award a ₱4.7M contract to W. RIVERA CONSTRUCTION & EQUIPMENT RENTALSProvinces
Transaction hash:
fb7f27173ba9ab0962500a119c940d9551a6c6e6ffffde6679c1a4ccdcd565db
Status:
Included and unchanged
Block:
#1,419 4,594 blocks after it
Position in block:
Transaction 129 of 133
Award day:
Apr 3, 2012 (14 yrs 7 mo ago)
From:
Value:
₱4,689,604.40
Project:
Construction of Covered Gymnasium at Brgy. Kumintang Ibaba, Batangas City
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 #1,419 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 BATANGAS awarded it to W. RIVERA CONSTRUCTION & EQUIPMENT RENTALS on 2012-04-03.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 Batangas 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 fb7f27173b…d565dbnow …
- 2. Block Merkle root changedstored fd05cbcc60…338807now …
- 3. Block #1419 hash changedstored 57a2045a8d…a99cb3now …
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 132 records. Each step hashes the current value together with the sibling shown.
- leaf fb7f27173ba9ab0962500a119c940d9551a6c6e6ffffde6679c1a4ccdcd565db
- 01 L f9aadb1247edeae318917dc8e6ea38e137403eeb54aa925dfd7451e92022692b
- 02 R 0996927946576f371dbcd85eba9620ebec36cacdc690dd17235d680c2d1067ec
- 03 R 9c1bde3d744a91d633a60cb5ad268343c407d8f27d97ec2ed827fc6735b4f4fe
- 04 R 000cb62c19f8aeb5881dc8c799ce74990c4c5d25e96410d41f7b4f8b198c0a94
- 05 R c44799667c6c3fe588c68f81271516cd1b277accd935e694210baac75d3167d4
- 06 R d6b1e2af859747d7e357c487a08ae91fc101bbca2303b6e05a3e415c5a433733
- 07 R b52220ee5779fab0752f9f4450866c057cd20df9f8cdea470bf431dd2a5488bf
- 08 L de217e605346c652e02a54a3029eb3c9dd13b7cb4ca53aa51670d6bcc91862be
- root fd05cbcc60549f1b22da7c86c9b6fd643ae0f3b2936ce6da188b1d87e0338807