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 HIGHWAY COTABATO 3RD DEO Award a ₱4.9M contract to ARBY'S BUILDERS AND CONSTRUCTION SUPPLY CORP.National agencies
Transaction hash:
df349eacef5603ce7d72babeea3ae5a0315e5d3c12472df80389986a2b81bff6
Status:
Included and unchanged
Block:
#4,739 1,274 blocks after it
Position in block:
Transaction 511 of 594
Award day:
Mar 7, 2022 (4 yrs 8 mo ago)
Value:
₱4,944,430.72
Project:
22MI0052
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 #4,739 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 "Regular Infra - GAA 2022 CSSP", i.e. the FY2022 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 HIGHWAY COTABATO 3RD DEO awarded it to ARBY'S BUILDERS AND CONSTRUCTION SUPPLY CORP. on 2022-03-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22MI0052: 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 2022-11-05). 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 df349eacef…81bff6now …
- 2. Block Merkle root changedstored 4bb1292c0e…a40294now …
- 3. Block #4739 hash changedstored eef54da3b8…afb41cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 593 records. Each step hashes the current value together with the sibling shown.
- leaf df349eacef5603ce7d72babeea3ae5a0315e5d3c12472df80389986a2b81bff6
- 01 L de96dcb1a81a72c1ca56a3c0ff501fc1b5863c7564177c40b5f96f81b86d4025
- 02 L b66a249ecb58f5f06664ce5b9bae995173d7df5394156e84150907e57d5b6238
- 03 L 70c33881ddd77d305f70424121fce6d0c4cbeaa9710496463983e02e5ae88c8d
- 04 L f111a70c0781086db32333ec5201f703638a551d6df9cde210841c7d2655d9fb
- 05 L 2d19c67c05a0172e916744b9022f9d7b8c0344db360f4c4fd2c289bada12394a
- 06 L e9d3b6e641fe61800b02478538530555944b656e6cb824aced5b7a867bd2f4ec
- 07 L 7ee38c3123b23419dbe96ae5a13c290b7447037910845ad4de34a79eb35225e3
- 08 L 9036186f52501244d3de5fc949d1065f84969143d1c4ecc6f6f178dabfdb2410
- 09 L 22378fa2a60d0ea69b9764c9632f8eae99534f1c0ef49dcc62151e5cc97218d3
- 10 R 1fd3d8f41dd56b727533f8491e89881293dee7ce279e30f0a8edaed6a114a291
- root 4bb1292c0e3e42d9039f19724ae93f48ffb769eaa61f1ebf2ca7d614f9a40294