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
LEGAZPI CITY WATER DISTRICT Award a ₱7.5M contract to NJG CONSTRUCTION INC.Cities
Transaction hash:
46ab5998d527dca2fc7ae697edecffd4dd5e7771458a6e43fe863f428c982926
Status:
Included and unchanged
Block:
#4,803 1,210 blocks after it
Position in block:
Transaction 46 of 173
Award day:
May 18, 2022 (4 yrs 5 mo ago)
Value:
₱7,469,294.00
Project:
DRILLING AND WELL CONSTRUCTION AT TAYSAN, BOGÑA AN
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 #4,803 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)LEGAZPI CITY WATER DISTRICT awarded it to NJG CONSTRUCTION INC. on 2022-05-18.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 46ab5998d5…982926now …
- 2. Block Merkle root changedstored 81c70453e4…864e94now …
- 3. Block #4803 hash changedstored 59b69be5e2…757406now …
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 172 records. Each step hashes the current value together with the sibling shown.
- leaf 46ab5998d527dca2fc7ae697edecffd4dd5e7771458a6e43fe863f428c982926
- 01 R 46ed2ef7dbd8fca9f8c8220d5bbbe171e9c78b3def86f4fd716c1ba7aef1e660
- 02 L 22d3d8e58d13bd5c5b5cf7e3adabb732742bed3c4534b66aa3dbf249de129741
- 03 L 24ed62f28ce8425faac29d953fb13340c38e607fbd394831135bd8d4f5457048
- 04 L 90def25eda381ddd6aaadad1d0afb9795867e5c3374e2c68f1ad90a8dcef4b6a
- 05 R a4111e961103cdd09b2806081d8209e39e401b885b63fd7b598cb5ebd9c6eea5
- 06 L 563e9e3a53509bef198ed6e04b01be7c28dadf0b28466d03f076e7283355be3e
- 07 R 5d619498d00b035970ba1f984b74488cf3da55fcca57a0bc13aaaaff0316306d
- 08 R 76093d4d8b7ceadcdd544278c15976683fed6404930b3c446436cce8c3853254
- root 81c70453e4dbc93c36088e0958ec4044fa28099a2885f47ad97b9b5049864e94