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
CITY OF TANAUAN, BATANGAS Award a ₱991.3K contract to C. CASTILLO CONSTRUCTIONCities
Transaction hash:
0f8ffaa85960f9da9615cd538f26fd5a2c4afcec335c521f57195d20231b6314
Status:
Included and unchanged
Block:
#2,679 3,334 blocks after it
Position in block:
Transaction 24 of 513
Award day:
Mar 3, 2016 (10 yrs 8 mo ago)
Value:
₱991,255.75
Project:
Infra Projects 2016(1st Qtr.)
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 #2,679 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)CITY OF TANAUAN, BATANGAS awarded it to C. CASTILLO CONSTRUCTION on 2016-03-03.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 City of Tanauan 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 0f8ffaa859…1b6314now …
- 2. Block Merkle root changedstored dde4515473…1eba2bnow …
- 3. Block #2679 hash changedstored 3425032436…e83cdfnow …
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 512 records. Each step hashes the current value together with the sibling shown.
- leaf 0f8ffaa85960f9da9615cd538f26fd5a2c4afcec335c521f57195d20231b6314
- 01 R 11014ebde138761409546131ec28f29ca6d5bc3daf34c8490a210d54e07390a9
- 02 R ad75faaea825a96a245a74ac5f700ffbe5b5659992463e549b834d2cd206a9a6
- 03 R 848db220bdec7b793d8f31f8bcb6e2ea1133ad8e623c6a860b96efb2f805e568
- 04 L eca8e965bdc4b827ec049ccf0fb5392e3150a536f7a69232f43d2b84f95d70c1
- 05 L 13fbe13275ae440abb34e08aa8f3b77bccb6f8eaf42c5bab321d0d977d876d50
- 06 R 728064d3c338fb893901acf1f2f98ee3d358f31e27758398876bd2e6160b4e80
- 07 R 144375e6ddff49e18f25b98236692f5de5145cb67df7118ec9c95aea9bf74850
- 08 R f6f9dd6fd309173aa6ea5ce6097960bd37be930f705db2697cbed0928d0b96f6
- 09 R da6f6cfe83b1ca867bd3c91af033518453543816d647532533627c160b20ad55
- 10 R e94d73a7a490171ba9feec68d0c25fa50beffd6431e68fa2eaa82cd600be83c3
- root dde4515473f46f67d51f2bb9d91c1dc0a0a919b332c9cade83c6eae8971eba2b