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 LAS PIÑAS Award a ₱1.5M contract to KME DESIGN AND CONSTRUCTIONCities
Transaction hash:
4e76a9b3fff127a5a6d3c7b235627b5225041589a1d7f3e4f09d709e4768e63c
Status:
Included and unchanged
Block:
#1,576 4,437 blocks after it
Position in block:
Transaction 30 of 108
Award day:
Oct 3, 2012 (14 yrs 1 mo ago)
From:
Value:
₱1,495,700.00
Project:
Constn. of Daycare Center
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 #1,576 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 LAS PIÑAS awarded it to KME DESIGN AND CONSTRUCTION on 2012-10-03.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 Las Piñas gave a "unmodified" 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 4e76a9b3ff…68e63cnow …
- 2. Block Merkle root changedstored d357e375f8…6deccdnow …
- 3. Block #1576 hash changedstored 506f9831b4…b1191anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 107 records. Each step hashes the current value together with the sibling shown.
- leaf 4e76a9b3fff127a5a6d3c7b235627b5225041589a1d7f3e4f09d709e4768e63c
- 01 R 4f18aee495f1e9fb027676d1318980bb80fb0929fdf73b4e4e49aa01577aead1
- 02 L c4c67b6d9b37ba117715ed8b8a63416f1ddf696267511b4d407f1d8e66ce099f
- 03 L 57c5588e615ec1fe31ae8a3afd8e4300e6e24b09e92c4b239d9705afaa1e5b5f
- 04 L c3a8f0ce6407b223b0d2d928ad785f26a8a824a9363af1272eb03c1eac4daacd
- 05 L 6b5cf790e1e577049459a96c7e43f84cb08d9bbed3a05ab18c62fbf952fb1cd4
- 06 R bd18c18eb6049c14eb81fc637d506843333e7b853c366859fd5a1386da1e62cc
- 07 R 086ffaced5daab43a81af846ebf0b0aa3989d2bbca7ace1e467c87374b65145b
- root d357e375f81c903604b3f9553bee09cc851b5cd27eb1b43abcd4eb9fb86deccd