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 TARLAC, TARLAC Award a ₱1.8M contract to IDI TRADING & CONSTRUCTIONCities
Transaction hash:
13bdf092ed632fd627f231efa2bee98e8eae19da7dee2625b81a83fb1744b66e
Status:
Included and unchanged
Block:
#2,483 3,530 blocks after it
Position in block:
Transaction 6 of 164
Award day:
Aug 7, 2015 (11 yrs 3 mo ago)
Value:
₱1,803,514.00
Project:
Construction Projects
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 #2,483 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 TARLAC, TARLAC awarded it to IDI TRADING & CONSTRUCTION on 2015-08-07.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 Tarlac 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 13bdf092ed…44b66enow …
- 2. Block Merkle root changedstored 8e3d70821f…211832now …
- 3. Block #2483 hash changedstored b79238ac59…200634now …
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 163 records. Each step hashes the current value together with the sibling shown.
- leaf 13bdf092ed632fd627f231efa2bee98e8eae19da7dee2625b81a83fb1744b66e
- 01 R 142ad107d3fff15ebcf7319b1da126cc2cfc6823eec4bc354a7c0c6d3098f269
- 02 L 8f1379888ba47eac992da2eb20d2ab7d735a88727c066b773b6c60b91e397642
- 03 L 2d7099970732079a3dc622346a34d3eb64e246a99d9095bd0b126af0040e1a84
- 04 R 0c0e88af9f105f0384b7aa504913bd6eb0d384ec7515751be4e83c565813904c
- 05 R b5740166bba5e3803113504cbb6f64a5552299bc6dc89ad7ac1ac559ec43ec62
- 06 R 893d2da4aca45fe397c90d832ac273ab23fba800a4f35643f8e0e9dfa5443991
- 07 R 984c4cf47bae52e268cb68cdd2ff43343718b8c7e4779c1469693e0bc92c70a6
- 08 R f6bdb7254649f409bdd73c4a3e210cb60951cb57802e84977f2ac16f1643e6bd
- root 8e3d70821f767ebc7a7f811bb4e18ccfc4c731f8108557c925af44345a211832