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 ₱499.5K contract to EJJ CONSTRUCTION AND SUPPLYCities
Transaction hash:
aebc9dea13746c283bf4d06e2d4d24c0c3484fe329b475d3aa632d354bb20d26
Status:
Included and unchanged
Block:
#5,233 780 blocks after it
Position in block:
Transaction 211 of 313
Award day:
Aug 4, 2023 (3 yrs 3 mo ago)
Value:
₱499,500.00
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 #5,233 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 EJJ CONSTRUCTION AND SUPPLY on 2023-08-04.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 aebc9dea13…b20d26now …
- 2. Block Merkle root changedstored c842e890b6…e3c57enow …
- 3. Block #5233 hash changedstored 51a219b970…03d2e1now …
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 312 records. Each step hashes the current value together with the sibling shown.
- leaf aebc9dea13746c283bf4d06e2d4d24c0c3484fe329b475d3aa632d354bb20d26
- 01 L abb28b595aa34ea183f6f76525bde45416546f556a6582c715378187c6c9b0eb
- 02 L 956be76f2ced7766fe6fed1d0c475456705ba2e7db777650da56dd58e3c76f5a
- 03 R 19a90ce8eecca68e07fe0d89fbed6e290106a210fa7895de4e75397709515cdc
- 04 R ade01ec47ac43e85ee33f95a88d7e0d5b16295951d00b9e62c9a18e17f088736
- 05 L a6f0a42ad62f525ad4dc94e8df15e52f552946d16e3022eade4e207495057590
- 06 R 46c975ef76fccae88cfec32cc46ec88b10bc338fd3fffb8ff273856d2f307fa1
- 07 L 52336e4f85fe898b7e2d5752f61bd0b76d906961a89c08773c61cc5e16082bab
- 08 L 35abb16800d2517ea253385af135d1cdc87c242c29c34248fb676dd605115630
- 09 R c936e9a2697b7ff044528d234be840b5acb6fd2ade4ea47ae3edb9d2f69ca8b5
- root c842e890b624290a8f2763760b1695d276c0b68ded3ec6f7f2dbbb8695e3c57e