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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO Award a ₱3.9M contract to LAMASIA BUILDERS AND SUPPLY CORP.National agencies
Transaction hash:
ccbdd8e8bf5a3e1e79bdb561e80fd58f9aa9f643dc155b9ab0794660d44c275d
Status:
Included and unchanged
Block:
#4,570 1,443 blocks after it
Position in block:
Transaction 241 of 319
Award day:
Sep 16, 2021 (5 yrs 1 mo ago)
Value:
₱3,874,746.29
Project:
21CJ0196
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 #4,570 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)DPWH lists the funding source as "Outside Infra - GAA 2021 DepEd BEFF", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - TARLAC 1ST DEO awarded it to LAMASIA BUILDERS AND SUPPLY CORP. on 2021-09-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CJ0196: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2021-12-20). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 ccbdd8e8bf…4c275dnow …
- 2. Block Merkle root changedstored 75f68de31d…5b839bnow …
- 3. Block #4570 hash changedstored 08ada176ab…b05a15now …
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 318 records. Each step hashes the current value together with the sibling shown.
- leaf ccbdd8e8bf5a3e1e79bdb561e80fd58f9aa9f643dc155b9ab0794660d44c275d
- 01 L cbfa1096cca6961453b9a03a3a6a7523ba5997a13701fc2cdbaa0a1c5ab16b8a
- 02 R 9df2498e699ee35bafd7a20828c97ba19e4495fe22acbd6888a4659af23f6df4
- 03 R 591630c16db412fe49da9c0f7e64cd37434f192b414aec0f688fc635d04c2fdf
- 04 R c832c94a1b414233a841f60e6c5643d21995c1ee65ce357c1cdf32ade09af737
- 05 L a238646572ae90aae842fc674f4ea6ac5917b9b017b8a9deb4d760ad7efd5b91
- 06 L 4171ac33965fb880ae46cdc91042d1672d544d0cccbbb1d3536b2d9433884d91
- 07 L fb0da5a6fc0ef72e218ae2b045b9e768ede8dd8ee2700c9b89b55e12fc6a4f1d
- 08 L 12162607ec93866e778d5545931d5408dd747ab1f29d9af7c16304093ef58db6
- 09 R 65f91dc2a6fcf0664035e39c3c8af3286ddba4174ecb6c45124f1902615d8781
- root 75f68de31d99ea8a7545d74c8421e3e9747b1060f56a0efa314524a8d35b839b