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
CAMARINES SUR POLYTECHNIC COLLEGES - NABUA CAMPUS Award a ₱889.3K contract to JVM CEGUERA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
dc9df8d837fc57f3bb101d406b78d3b596afcffba2349b0f5e9d199d99c7eceb
Status:
Included and unchanged
Block:
#4,037 1,976 blocks after it
Position in block:
Transaction 239 of 273
Award day:
Feb 28, 2020 (6 yrs 8 mo ago)
Value:
₱889,298.18
Project:
Improvement of Roofing of Various Buildings at CSP
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 #4,037 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)CAMARINES SUR POLYTECHNIC COLLEGES - NABUA CAMPUS awarded it to JVM CEGUERA CONSTRUCTION AND SUPPLY on 2020-02-28.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 dc9df8d837…c7ecebnow …
- 2. Block Merkle root changedstored 9cec76e474…850435now …
- 3. Block #4037 hash changedstored 1b5b6a82ac…34c30cnow …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf dc9df8d837fc57f3bb101d406b78d3b596afcffba2349b0f5e9d199d99c7eceb
- 01 L dc712f05fc2cf7571ef822594090e22962bb2d2b26d4bcd4e1d13453acdb438c
- 02 L cf7f916e1057b5ec0e8c5e031b348d28cbf54f0228d68bc8a0b145b52b4374b6
- 03 L 2ac36d902e20a7ce3f245a6536d9ccea4a04a50d5dcae5cea24f3b8bd4ee9446
- 04 L d0d018431007e64deba28907063951485951ec95ae0d3cb2d240c4da0d921691
- 05 R 538be87ff8b402494614e28cced01d2443d6c9ed6fbf27c7479e02d8c3dad1f3
- 06 L 0d1d6c2d393200bc360a9123b233f6f0a62329d287d26fdf51e4c58e29dce284
- 07 L f7d2841de722f9a1583f7b9fccf9aec1c6019ff844707e70f630d8092ee3035d
- 08 L 9c8b1965848d699173f25241996a2a563f2bfb95d4c5983ff03c8b20d754b66d
- 09 R b7c40b88e7199af802c48f51c2e7275d0c93fca17023167c54fe85202b62a413
- root 9cec76e47489501da499f11d1e0bea29ba83a5641a4871598abdd00992850435