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 SAN JOSE, NUEVA ECIJA Award a ₱501.6K contract to ADROIT CONSTRUCTIONCities
Transaction hash:
ffe9ed7524fac4cf10447351067f9e8c2804e61242216452b4d929a822f098a4
Status:
Included and unchanged
Block:
#1,681 4,332 blocks after it
Position in block:
Transaction 191 of 192
Award day:
Feb 15, 2013 (13 yrs 8 mo ago)
Value:
₱501,565.34
Project:
Construction Projects
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 #1,681 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 SAN JOSE, NUEVA ECIJA awarded it to ADROIT CONSTRUCTION on 2013-02-15.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 San Jose City 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 ffe9ed7524…f098a4now …
- 2. Block Merkle root changedstored 9929202b30…93c98anow …
- 3. Block #1681 hash changedstored 0e85960a3c…85c1c2now …
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 191 records. Each step hashes the current value together with the sibling shown.
- leaf ffe9ed7524fac4cf10447351067f9e8c2804e61242216452b4d929a822f098a4
- 01 L fd1139d56c10cd3c8e9d1849e8e79eeab7bc875b06ede659ac06587a2186a05d
- 02 L d75bca8d35d31897f97b9054696794da323528c2b0bb3d46c85a72102f377186
- 03 L 7b302007cbf6b84fbe19933f30b411c86e2833c557ced57f76c349423e80bb47
- 04 L 00c42f8992ae93c5c625fb37d747050d9fbf5f0d6a9734a3b86d150d384f1eb5
- 05 L dd92bfdc8adf22f3f3f0dc3b22f22908e56d51fb2281e81b8e9e787aec53982f
- 06 L 3b118442aa6ac24db9fd425a42c7e4a2eb62ee83a128549aa7f87d81e9a2cf43
- 07 R 251a4df1dabda655b30ded2298046d9188f7ffd7a11d5fe87cd1d18dd10e4cc4
- 08 L a851124a0d373efb17b629dccd48a7961360cb3e7f55367dcdf25c978e22f8a5
- root 9929202b30e126803a3ada09b6120a3714279d0a24f83d201fd5d6156a93c98a