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 ₱394.3K contract to 739 BUILDERSCities
Transaction hash:
edc91d43ef96050be3991d78f1361b4722235983db12655e301cce9400a3fb6c
Status:
Included and unchanged
Block:
#1,484 4,529 blocks after it
Position in block:
Transaction 66 of 72
Award day:
Jun 19, 2012 (14 yrs 4 mo ago)
To:
Value:
₱394,305.12
Project:
Construction of Basketball Court at St. Joseph Village, Brgy. IV (Solid West), Vigan City
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 #1,484 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 739 BUILDERS on 2012-06-19.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 edc91d43ef…a3fb6cnow …
- 2. Block Merkle root changedstored 40c1bbf86a…eab1ccnow …
- 3. Block #1484 hash changedstored 48332ade78…b21f4bnow …
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 71 records. Each step hashes the current value together with the sibling shown.
- leaf edc91d43ef96050be3991d78f1361b4722235983db12655e301cce9400a3fb6c
- 01 R efc71882369a7f07312a4bb15acd1afed522abfb735d5fab1e56c0427b8a2e4e
- 02 L 53d478e7a17cc14b165769884ecc8458359386a0caccb26ff2c09633a57a9e11
- 03 R 42246e1a1611bfad86a806a4e124ea59afa36fda2290c51e92ce87901b66ae1a
- 04 R 6db9c3c11a8a5ee82a1152950d564e23950c3b10757b04c792f728375280bcbf
- 05 R 2a0b1b977764c39b82f012c4a70ca87bf4359017d2071cbfec748d61b5daf6e2
- 06 R 784b39d60334089bc4d842015ceee1f8547bf6b63d42fcbfd6926e06f6d8e68a
- 07 L 631980b606ea7f6c4de9f063f1c9047f92d487f78040b6654a65ed80359de6f4
- root 40c1bbf86a9c85dc7bd1e5cb98a6c6d15fde89bcb5d33b390cfcf206a5eab1cc