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 FERNANDO, LA UNION Award a ₱2.0M contract to J. D. MADRID CONSTRUCTIONCities
Transaction hash:
f29e11ca792f9a4fa772948a212c7540a35483e2c82856614758b59ab59ffd91
Status:
Included and unchanged
Block:
#3,849 2,164 blocks after it
Position in block:
Transaction 240 of 248
Award day:
Aug 15, 2019 (7 yrs 3 mo ago)
Value:
₱2,047,352.03
Project:
Rehabilitation of Barangay Road, Purok 1 and 4, Ba
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 #3,849 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 FERNANDO, LA UNION awarded it to J. D. MADRID CONSTRUCTION on 2019-08-15.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 City of San Fernando 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 f29e11ca79…9ffd91now …
- 2. Block Merkle root changedstored 9ef56d34bb…3a7bdenow …
- 3. Block #3849 hash changedstored 7fd175531d…4ff707now …
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 247 records. Each step hashes the current value together with the sibling shown.
- leaf f29e11ca792f9a4fa772948a212c7540a35483e2c82856614758b59ab59ffd91
- 01 R f2ff04890f9852d9e884dc2280252c94e7283731f5fd2096a9ca86c81694f58f
- 02 R 01cb30568fcee9d7a036b408ac07a4a908ddcc3a505284ad6f1f8ded0e22470e
- 03 R 47e9b8a695f64c4c566718e2ac755682f42b07a5e46dce7a9b825a04393e5874
- 04 R 11db2af4b77cbd8e9d1c5f9c9853b5e1962828947634329abe86cdf34cd81687
- 05 L 080e175d2a3cf8870999512d2722194b5c314a5408da3eb6b3b4d2fe566ddf27
- 06 L 60e7b5862e3af0f695199ead40555df17150d3ddc2332200aeb340610c736a42
- 07 L b283ae90c4d9774521571da712b25e66d3199c33f6b8dd735a1f48f41da7c579
- 08 L 6aa5f39ce6e68ec72ad1f29d61ce3781abb70360d05b229b7fa24158f5ad7676
- root 9ef56d34bbc2a7d29ab4defa7f14f40382a0aff1ab9d66091289e9ae343a7bde