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 HIMAMAYLAN, NEGROS OCCIDENTAL Award a ₱498.8K contract to ZMA I CONSTRUCTION & SUPPLYCities
Transaction hash:
fd0a24d648b089d2bb30b18e9ac8a29a207c07e855d5866e6ff9dc3bef984834
Status:
Included and unchanged
Block:
#5,191 822 blocks after it
Position in block:
Transaction 280 of 282
Award day:
Jun 21, 2023 (3 yrs 4 mo ago)
Value:
₱498,783.10
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 #5,191 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 HIMAMAYLAN, NEGROS OCCIDENTAL awarded it to ZMA I CONSTRUCTION & SUPPLY on 2023-06-21.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 Himamaylan 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 fd0a24d648…984834now …
- 2. Block Merkle root changedstored c23a68567a…751cc9now …
- 3. Block #5191 hash changedstored 34370f100e…2f6bbbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 281 records. Each step hashes the current value together with the sibling shown.
- leaf fd0a24d648b089d2bb30b18e9ac8a29a207c07e855d5866e6ff9dc3bef984834
- 01 R fe18b38eeb061e4127ea2ae6320d55e14134c8f8a2d65320af82a5803018ecc1
- 02 R 6575733a5fc44926befce1dd10d077196138ebc73290886b1051e9251656fdef
- 03 R 5b80a1ccc2004c4e51ed7bb2f1607413ac13567accd84987535f1413896a9ae0
- 04 L d6ab39ac3877c113a9abe42d1cb84f81d5ec57b628b62d6322189c3bb48ecea5
- 05 L c0a9231233bb3d1eda8222d02d05fd4330ccc288a5f45000e2ddb40089ef2e2f
- 06 R 418a52cf6af3edffb8f960e628f331ddadb31bdd176117b968b3e00301d2eb69
- 07 R 26339bd86377a96229867dbdd9ae9a76d290d08f0008ab7adb3aaa36e90b2c52
- 08 R 816ccdbb47e22236ef01796b92cbc82993e4b15df6eab3762dd24de80b3327b1
- 09 L 9702e158e757717c6f5617df1817092768eef1b87cae482ff1bcb4120a4f0da9
- root c23a68567a58ca60a967f06eb6772fc8dfe132138c894916e1872acbdf751cc9