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 ILOCOS SUR Award a ₱5.8M contract to VIGAN FORTUNE CONSTRUCTIONProvinces
Transaction hash:
8f2bbda41b14cfd1c6d5c2ae1b1086c9eb0d47b5e846d96287107f118d89d409
Status:
Included and unchanged
Block:
#1,261 4,752 blocks after it
Position in block:
Transaction 30 of 44
Award day:
Oct 6, 2011 (15 yrs 1 mo ago)
Value:
₱5,824,378.21
Project:
Completion of Tamurong Bridge, Caoayan, Ilocos Sur
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 #1,261 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 ILOCOS SUR awarded it to VIGAN FORTUNE CONSTRUCTION on 2011-10-06.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 Ilocos Sur 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 8f2bbda41b…89d409now …
- 2. Block Merkle root changedstored bdcb0c75ec…fcb3d4now …
- 3. Block #1261 hash changedstored 811e3d67a7…0dffaenow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 43 records. Each step hashes the current value together with the sibling shown.
- leaf 8f2bbda41b14cfd1c6d5c2ae1b1086c9eb0d47b5e846d96287107f118d89d409
- 01 R 988ab67dcf429f3c4f9b9bfbcf05a30b95949105cc097832eb249e319aea72b4
- 02 L 90bc8b6f7f876fe14531efda0b60cd8e7f191ffb4184990e20df78fdb1269caa
- 03 L 56ee09993601b2cbd792e7accddf70538d97402c90efa3d5757a0e26dce2b55b
- 04 L b0f98d4e907cc501ecfcdfc059b6607b51f6a2f972d73cbc10a138b61bbbc6c2
- 05 L 306368e75e383dd106f57dbdbc06b2e23af76e9ea972f572e2994e6fe1034386
- 06 R f570622f592adeeceefb957a31268d23c1fbc8d4191a5ef9d24e771a89d8a382
- root bdcb0c75ec2eb596b77445249fd4309452c6cc74992f866a2e84eac643fcb3d4