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 GUMACA, QUEZON Award a ₱3.0M contract to NENIKO CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
a2c32769a26e437c93d37a45b07c3e015844a57bf55034bc8bd7412cac286bc7
Status:
Included and unchanged
Block:
#3,166 2,847 blocks after it
Position in block:
Transaction 119 of 203
Award day:
Aug 17, 2017 (9 yrs 2 mo ago)
Value:
₱2,977,470.97
Project:
Community Fish Landing Center,Gumaca,Quezon
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 #3,166 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 GUMACA, QUEZON awarded it to NENIKO CONSTRUCTION AND SUPPLIES on 2017-08-17.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 Gumaca 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 a2c32769a2…286bc7now …
- 2. Block Merkle root changedstored 5964f31302…70a854now …
- 3. Block #3166 hash changedstored 9399590f5f…9da4b2now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf a2c32769a26e437c93d37a45b07c3e015844a57bf55034bc8bd7412cac286bc7
- 01 L a1b00d9420c0a61818b2b43416d4c29cb394e9079127fa9140afe7dce6a2350c
- 02 L d39d953f434c0533f874696008d7f74a8a051e9341da9a64d306501ec572e14b
- 03 L 3dca1c3b2f7484eb31fdb28779a960ca7cfddb602499bfac4ca8ffd5888bf817
- 04 R c8c2b7c0da5402da8b20f2dd77556326ef85f6a72b934c816a1220517b1200d8
- 05 L 21cdbed42260a4b5abfda7252f1f44cb3b70b966ac4b08b9f0ed6de66ff69c5f
- 06 L 4f4d1e23ec2281fda6fb99b6d9014488c749b4d6ab730e8af73ccf54c4d95953
- 07 L 592cbd509e748614966ea78467799316b6a8d9e7b707a30730f4a27458143b70
- 08 R f830934cbcd5ad29f3ae8719bffed07bf9b8409109791762ebc36aae0706ba21
- root 5964f31302e6ed0ee6aa6c91987acfa7258861f629f8646dc1449a0cbd70a854