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 ₱983.7K contract to MARJAND CONSTRUCTIONCities
Transaction hash:
558f9c08f5d8a0f68f818213b87680114ceba0796649097b945dada30c682425
Status:
Included and unchanged
Block:
#4,176 1,837 blocks after it
Position in block:
Transaction 62 of 177
Award day:
Jul 28, 2020 (6 yrs 3 mo ago)
Value:
₱983,700.00
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 #4,176 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 MARJAND CONSTRUCTION on 2020-07-28.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 558f9c08f5…682425now …
- 2. Block Merkle root changedstored 8abdce9357…32a997now …
- 3. Block #4176 hash changedstored 068707a01e…aa9c20now …
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 176 records. Each step hashes the current value together with the sibling shown.
- leaf 558f9c08f5d8a0f68f818213b87680114ceba0796649097b945dada30c682425
- 01 R 572185d632339bcaf4f71911ceedb73e85b1e59a48f3f4062bc568d4a3967b90
- 02 L e2d6967485cd2aab40175046d8bd901bb8f66f8d194d610a77469768f484b198
- 03 L 52b9429461cbec0b9406f666cc971669c0b0c3ac403f943a954db88851e7d874
- 04 L cc3e03cf08040c0dbda0f8cc97e8edfa0653badec8aed2af5ac34271b98dcaa8
- 05 L a34bd4655942f1a0296b358f4b04b3922a0d8bd26850a71c03ab84859c355577
- 06 L dfb315aaa32f0061383d7ac6f73340d9b1f90ca67e8e99a0414b44a73cc46ad9
- 07 R 133102510e2574c140fc3c156b8ba50d3776db3f402baad79a71ad6886119c79
- 08 R f32055cba6dfbcf052d4c1174e04a0886cca8c2c57275dc3c18f10b3d603b7f4
- root 8abdce9357c1ff667c73fa0d4697baa475c1c4ffc76acf3d23768e644332a997