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 VIRAC , CATANDUANES Award a ₱996.3K contract to NQA CONSTRUCTION AND SUPPLYMunicipalities
Transaction hash:
c7fd83fd799fe24eaca47dbf00134f5ce7449bd75115b56fe63b42cfc1ca6a89
Status:
Included and unchanged
Block:
#5,203 810 blocks after it
Position in block:
Transaction 187 of 241
Award day:
Jul 4, 2023 (3 yrs 4 mo ago)
Value:
₱996,308.42
Project:
ROAD CONCRETING
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 #5,203 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 VIRAC , CATANDUANES awarded it to NQA CONSTRUCTION AND SUPPLY on 2023-07-04.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 Virac 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 c7fd83fd79…ca6a89now …
- 2. Block Merkle root changedstored 1c7012a4d0…79fb4fnow …
- 3. Block #5203 hash changedstored 911aa16062…d39cc0now …
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 240 records. Each step hashes the current value together with the sibling shown.
- leaf c7fd83fd799fe24eaca47dbf00134f5ce7449bd75115b56fe63b42cfc1ca6a89
- 01 L c6d07c25e92ada2d644a8be43bb42c966d8afd9b2a7a3f44dd3550c128a0464b
- 02 L b3f05dad60515abd54e66fa6136b39fa78625e71d6d52b1a9f22db9b97aec2d2
- 03 R 340e03181bc27832a86555ea9c7e64aab428729cf8493a4dd858bed7f7a2b150
- 04 L 92911b6a752947ec21752f9e309cecf748560aea5c4cb36f018299faab74c925
- 05 L 0b393fc839566f6027fbafe0f581fbd4be6ffeff68f912836a5307ff6b2bc2bb
- 06 L 8910fa4dc33b027f626986eaba424101e28f0626af8e78e9ac1be3d38fe36ee3
- 07 R 778a710b00f1af4070bdd7cfd9441937923eecc3a7119f9fb7dad596b93319f2
- 08 L 78e2925c21c2413444e60c3ce11f1c1580bedd67b326edee06f6dbe44b3dae3e
- root 1c7012a4d0752ef9f4b5dffc31526551c06406580ead2b907a2573dc7979fb4f