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 ₱6.8M contract to EASTERN LINE DEVELOPMENT AND CONSTRUCTIONProvinces
Transaction hash:
ff5012a74628403cd488dc845e0e4b919489488473f74cb4946065a35ce0a6d7
Status:
Included and unchanged
Block:
#3,750 2,263 blocks after it
Position in block:
Transaction 16 of 17
Award day:
Apr 30, 2019 (7 yrs 6 mo ago)
Value:
₱6,806,143.77
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 #3,750 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 EASTERN LINE DEVELOPMENT AND CONSTRUCTION on 2019-04-30.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 ff5012a746…e0a6d7now …
- 2. Block Merkle root changedstored 94543cc5bd…801ac9now …
- 3. Block #3750 hash changedstored 468117ab6e…400344now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 16 records. Each step hashes the current value together with the sibling shown.
- leaf ff5012a74628403cd488dc845e0e4b919489488473f74cb4946065a35ce0a6d7
- 01 R ff5012a74628403cd488dc845e0e4b919489488473f74cb4946065a35ce0a6d7
- 02 R 6a53ae7ae08b1d48b4a1a6a2b0fddab1625bbfb3927d76e293b3f63e20b3fa28
- 03 R f6e4b971db6a85c7cfeb421dd44c6727a8e2cc9870306d7ea2bab1520ee07d98
- 04 R a31e1ae38e262fde49af395f324524c3b46e96c76b4e73cec5db9e8d85efbd2e
- 05 L 35fc4a20c7a08ab339c419f4fa008c447a6277ee7b585ed99e0d09941c060905
- root 94543cc5bd2bf4be08ee4707e80a1d075056c52f3c4da5093ff532976b801ac9