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 TANJAY, NEGROS ORIENTAL Award a ₱8.0M contract to PAR BUILDERS, ELECTRICAL AND CONSTRUCTION SUPPLY CORP.Cities
Transaction hash:
8961ddbea74e01d262fb31cb7e3774aea3c37e971ca685d16fd16344ea63df3c
Status:
Included and unchanged
Block:
#4,021 1,992 blocks after it
Position in block:
Transaction 210 of 382
Award day:
Feb 11, 2020 (6 yrs 9 mo ago)
Value:
₱7,999,959.87
Project:
Construction Project
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 #4,021 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 TANJAY, NEGROS ORIENTAL awarded it to PAR BUILDERS, ELECTRICAL AND CONSTRUCTION SUPPLY CORP. on 2020-02-11.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 Tanjay gave a "qualified" 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 8961ddbea7…63df3cnow …
- 2. Block Merkle root changedstored bf1844be2f…ab7164now …
- 3. Block #4021 hash changedstored 8236be5866…a4491dnow …
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 381 records. Each step hashes the current value together with the sibling shown.
- leaf 8961ddbea74e01d262fb31cb7e3774aea3c37e971ca685d16fd16344ea63df3c
- 01 R 899dea90323ba7113f8649eb076ca9da88b0ad93674df9973d1478bf68ad33d2
- 02 L bcb7869d003f688f47a2b9e04da5530735eddb0b86b29a8367ad4a6fd5795f38
- 03 R 8cb486f608dd7d3c76d464489f5b7518716278eb8a546a3dc278ca8a44fb1a46
- 04 R 460ec7deaaeed20df1ff0c0701dced45d3941544121c3e0f5d82e970163eaef2
- 05 L b1206e50b4134d4a0380657b121aa294f6e138943874b14a861ce8bc9805ed03
- 06 R bbb6c12a623b5cb5cc891ee16aded5250734451d995e1792920926aff11c1f33
- 07 L a6310be8fddc7492a826b2abae6df65d688bbf18fab1d66c54fd21f840be1e79
- 08 L e40cc81a6e1c44d8609a74cadbcdcd6c91e55e1b8229984976491b06fecbaa8e
- 09 R 8b27dd9efb714ca34a8c326c77c3bf866454bb07020945aaf89bbb90bdc09e11
- root bf1844be2f4e1d702d3ea97566c2a614c04158a39233305a82958d2486ab7164