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
MUNICIPALITY OF GEN. MAMERTO NATIVIDAD, NUEVA ECIJA Award a ₱694.4K contract to BUNAG-CARLOS BUILDERSMunicipalities
Transaction hash:
dc1c69f266ff5bf486fa636232168cda37bf5fe14d6759287e1a5ae2adfc2478
Status:
Included and unchanged
Block:
#4,714 1,299 blocks after it
Position in block:
Transaction 521 of 602
Award day:
Feb 9, 2022 (4 yrs 9 mo ago)
Value:
₱694,387.07
Project:
Concreting of Barangay Roads-Picaleon
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 #4,714 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)MUNICIPALITY OF GEN. MAMERTO NATIVIDAD, NUEVA ECIJA awarded it to BUNAG-CARLOS BUILDERS on 2022-02-09.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 dc1c69f266…fc2478now …
- 2. Block Merkle root changedstored 7f1c034012…8c643fnow …
- 3. Block #4714 hash changedstored 5d9b8cfe68…1acc41now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 601 records. Each step hashes the current value together with the sibling shown.
- leaf dc1c69f266ff5bf486fa636232168cda37bf5fe14d6759287e1a5ae2adfc2478
- 01 L dbbca0b48100a50b7b8ec06cfdba84b6394e578b9e8dea9dab99c5865fb42b0d
- 02 R 7fee3078bda1c645476666b8403666888967c93a4a7796ab972de6c6392d0a33
- 03 R ccdb389b78443a67ebb0b13f60dbe30fd0db2ba0cb9d9e7dba2d9fc69af30aea
- 04 L 0c8ce548de9c5734964173ff1cd17e3cb624206ed5041d719c7b81bf95500d90
- 05 R aeef2d5c3a57a7766a8d9d19c0809df5ebe761373b65224176a1f78423866c37
- 06 R ef108cbd21a08578f12e056ce955978ab2f7f4a779562de3822a4341a90fab58
- 07 R beb7ae055cb905b9278f92e0bafc0cbd75b49af46ec4f353eefe215283707938
- 08 R 704b8618f53f97e7c618349bdb10b079e8c41862b32a93774eaa8cb9606369e0
- 09 R 7bb20473f1bcb73317a65bcf1eecbd641843b005cbb6f960becb8b3ced7027a1
- 10 L 873cd2ec027e7719ed8d9b8b720c1c0c1d2f69daa10733e94f2a17c5db9496a8
- root 7f1c034012f45bdb9b7b814b85bd3fcab23ffebd269ba1a28fbfdd4b6c8c643f