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 CATANDUANES Award a ₱346.6K contract to NQA CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
cd6f2a4bf15de4f3316aa118584b17e811721cf6319ce3a372337c2de4654dad
Status:
Included and unchanged
Block:
#1,872 4,141 blocks after it
Position in block:
Transaction 95 of 122
Award day:
Sep 25, 2013 (13 yrs 1 mo ago)
Value:
₱346,612.50
Project:
Conc. of Lictin to Yocti PR
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 #1,872 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 CATANDUANES awarded it to NQA CONSTRUCTION AND SUPPLY on 2013-09-25.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 Catanduanes 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 cd6f2a4bf1…654dadnow …
- 2. Block Merkle root changedstored 3b4bb6c960…edcf6bnow …
- 3. Block #1872 hash changedstored a499b4529a…ba8e10now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 121 records. Each step hashes the current value together with the sibling shown.
- leaf cd6f2a4bf15de4f3316aa118584b17e811721cf6319ce3a372337c2de4654dad
- 01 L c89ce0c53ab10cead28856eb31af4c5b096bfaabafaf580c9c230110d29eea82
- 02 L 59ae3522860c1e4584814ee7d81f44f856c177cc62e0f55a3c363e6486b3cf3a
- 03 L 130065bc4be97727d063c8d231bb7502b9b641043063fce1abb81078316b76d1
- 04 L 8e4ca395380b2cc62787782cdf1c9449faaa09b88f976ec7aeb0c6bd1e09b5f5
- 05 L 84057458692fd5c3a72d01a0a9dd17e451dba4a7a4fb52be09a61e9db5ef40ff
- 06 R 90432371ee24481a3d196d56adbe93d784326e42077d53fe04c410c4c62bd1ed
- 07 L 5611f0e9b598ada25dbb30b45ad397d707bb7dbf141b4b51cde9ae544a3e834e
- root 3b4bb6c96072cac9c8b4dac23616b3364e1a84d9c1a4a57132b636a381edcf6b