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 LEGAZPI, ALBAY Award a ₱951.6K contract to KNJ CONSTRUCTION AND SUPPLYCities
Transaction hash:
62b178d402edffd53f3abc2e674cd7842087b7937dc57dc5cab92007603c4ce1
Status:
Included and unchanged
Block:
#4,939 1,074 blocks after it
Position in block:
Transaction 58 of 158
Award day:
Oct 6, 2022 (4 yrs 1 mo ago)
Value:
₱951,591.79
Project:
Furnishing of Labor, Materials & Equipment Rental
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 #4,939 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 LEGAZPI, ALBAY awarded it to KNJ CONSTRUCTION AND SUPPLY on 2022-10-06.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 Legazpi 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 62b178d402…3c4ce1now …
- 2. Block Merkle root changedstored 6c28654f7d…06f06bnow …
- 3. Block #4939 hash changedstored c53c0baf45…4100afnow …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf 62b178d402edffd53f3abc2e674cd7842087b7937dc57dc5cab92007603c4ce1
- 01 R 62b33ae84bd06c1daf5320d20c8fd48d71443f3615d44885cd08bc6ebc8ae019
- 02 L 69c04b4920c8c395f7a90a577ad8a4c682abe3523289a3b9597cca762bf1e6c6
- 03 R fb5c1f3cafcd5ed315ae5e27c92ef057a8f165f4f1d2b6750b42c40cd1539abb
- 04 L 1dc49696ac2a9355858e67b21e29b88a952ab7317f106d13653d3fb9f3c40a50
- 05 L 472dd7341cc2e579aac77aa60b27deca95aafd3c18b4a45321155f4fe50cfb63
- 06 L 7bc9c5ca7db607657fab457b7142980e27374607c7b5b2de8259678d98f7bdb5
- 07 R ba362a389cc4c6db041b7da59da4a48ba3ecc2ee99b252d5b3becf5f1425b988
- 08 R 0442d5adeefdaaba1db9f2ffc430ca424f2cba1d1de723ca8d889b88f4591efd
- root 6c28654f7d52340b97cecc65a2b729256ab071af1520ef04fad19ab16d06f06b