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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 1ST DISTR Award a ₱4.8M contract to RICH ADS CONSTRUCTION CORP.National agencies
Transaction hash:
f4e3c1c7e95c50c4010ff44740ad9bc31ce150cdf6297d942d48654615f2e3ec
Status:
Included and unchanged
Block:
#4,747 1,266 blocks after it
Position in block:
Transaction 593 of 617
Award day:
Mar 15, 2022 (4 yrs 8 mo ago)
Value:
₱4,801,614.90
Project:
22DB0047 Construction of Canal
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 #4,747 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - BATANGAS 1ST DISTR awarded it to RICH ADS CONSTRUCTION CORP. on 2022-03-15.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 f4e3c1c7e9…f2e3ecnow …
- 2. Block Merkle root changedstored 5323e4a7d8…736d15now …
- 3. Block #4747 hash changedstored 20911aefb3…e7e764now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 616 records. Each step hashes the current value together with the sibling shown.
- leaf f4e3c1c7e95c50c4010ff44740ad9bc31ce150cdf6297d942d48654615f2e3ec
- 01 L f42b6a72346b00aa34c5ade31449a33427c8deb8bb1637708cc5dd33cdb3e9de
- 02 R fffce85197e2c67ffe3a135a3a280b2a3654251027172b66f88ce2b439628fd1
- 03 R 13732005fdb7099bdf25059d8887ed28f0c77dac07ed4974f0dae96cd442e241
- 04 R 23d1c0c61f8898ed4940db88f88ec81bab368002e5a5dbad6ff44d879615776e
- 05 L 4610671d84522b6376d14383e1daaa8f174499382e5a5edeeadb98cc70a9af56
- 06 R ea90f29b3f3ff4a39da98b2172b273f7941fade673dfc8053639a1e001577222
- 07 L b97bdfa875b9b03b7ef457ebe95c15daeaf8f56e22dbff2736597f54ec0fc2da
- 08 R 936804dbb3837994d7e4e1621d9b694e29ebf46643e629231188703ee14905aa
- 09 R a789fab8f2133c56b42b149e22cc54cd8b494b0996b2199a98c36eb1761ffe11
- 10 L c633a6292ba15014bd7a4cee74ff88c5a029302e42424b1d0ae3cc60ca53c8ca
- root 5323e4a7d8b2edf2c2700c4dd0cc0e817da2ab504427a6ac30d14c2bfc736d15