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 VIGAN, ILOCOS SUR Award a ₱263.3K contract to RAMSA CONSTRUCTION AND SUPPLYCities
Transaction hash:
420c8f1211f4f85dfafdaed5434cf3ba5f7fae000f3f15dea43c8e531bc92902
Status:
Included and unchanged
Block:
#5,638 375 blocks after it
Position in block:
Transaction 55 of 191
Award day:
Oct 1, 2024 (2 yrs 1 mo ago)
Value:
₱263,338.69
Project:
construction project
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 #5,638 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 VIGAN, ILOCOS SUR awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2024-10-01.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 Vigan gave a "unmodified" 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 420c8f1211…c92902now …
- 2. Block Merkle root changedstored c1225f38d8…176344now …
- 3. Block #5638 hash changedstored f91c57f803…a1dc35now …
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 190 records. Each step hashes the current value together with the sibling shown.
- leaf 420c8f1211f4f85dfafdaed5434cf3ba5f7fae000f3f15dea43c8e531bc92902
- 01 L 3f98afc6e30beb3a3b125024e0cb6886bb0b305514c4be11b89090f3feafa77f
- 02 L a535d9c1e938f5d7f91139ea0dcc4ee2c53a776236bf05617cc17753775bc9a7
- 03 L 20e82c0b563fd4c2fef7035cd2932299daee230e7dd5173a69f2db845237ba8a
- 04 R 9c897581b98cccb61b4d85d36e5c666d6e5802da11a06662a9c90d4d45629cd9
- 05 L 9e3d338167f5838024c3e2acf5b07348161521bcd814eb504409e4ab0791be13
- 06 L b654459efc443f35072bfae7e2670f250cef64249eddee3aef79ec634a62358c
- 07 R 1b13ba55b74df34ebabb69656e96978bdca992099c02fa62fae0ca37cd27588d
- 08 R 7ceeb192813438c6b63e9ce159490a604cae6455171d30b8ca25185c8e17e2db
- root c1225f38d8f7f908b2d593c2cada6fe5300c677ba9497e041b41ccc303176344