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 OLONGAPO, ZAMBALES Award a ₱1.8M contract to J. I. VIACRUSIS CONSTRUCTIONCities
Transaction hash:
1f83b231dfd9a22f8a7b5f1d3ecc0ccdb1a69eebadf4767f2d465048f3551417
Status:
Included and unchanged
Block:
#3,592 2,421 blocks after it
Position in block:
Transaction 31 of 239
Award day:
Nov 16, 2018 (7 yrs 11 mo ago)
Value:
₱1,845,365.99
Project:
Concreting of Road with Drainage System at Del Pil
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 #3,592 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 OLONGAPO, ZAMBALES awarded it to J. I. VIACRUSIS CONSTRUCTION on 2018-11-16.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 Olongapo 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 1f83b231df…551417now …
- 2. Block Merkle root changedstored a78999055d…72789cnow …
- 3. Block #3592 hash changedstored 28af8a1cfc…e5dc53now …
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 238 records. Each step hashes the current value together with the sibling shown.
- leaf 1f83b231dfd9a22f8a7b5f1d3ecc0ccdb1a69eebadf4767f2d465048f3551417
- 01 L 1cddecdf17537b2e1c72d378f47e8666e5ae23e46cb7ab0d941d7ebc22eaf576
- 02 L 2e2e7e41772c43bf1504805d0a4820862f6dd173fde25e52b440d366879eacea
- 03 L e9e4a580900b14c286bee406321281c77ecd3e2d7f438c84eabd57157296edc4
- 04 L 6f22a5def423bc435144c922c34f356648a2a32b219f71e6621949440b2e5eb0
- 05 L e9b628299284f074a3f485ef552407d261121c18219cf658cf308df45ad5e1af
- 06 R e0de0c7df1a41cf0c7bbd7c22805c0e6d9d88a6f49259110bbf45900424758cf
- 07 R 6847dda7d5bd04197899abe50078f6da7152ea8dc9c514fce83ee147c800446b
- 08 R d02ded553f5947650f591ec7dccddd097650314a39c148bb4cb04f41d41f0e18
- root a78999055db00804ad41e93ba15c3e2d3933489d7b560835fa9d3864ed72789c