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 - BUTUAN CITY DEO Award a ₱2.0M contract to FORTGEM CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
ecc7481b4aa0c875fda7a1a6da131aaa0bc0f8bd2d0b96eb1792c2964c0e0c40
Status:
Included and unchanged
Block:
#4,394 1,619 blocks after it
Position in block:
Transaction 278 of 295
Award day:
Mar 18, 2021 (5 yrs 7 mo ago)
Value:
₱1,978,374.78
Project:
21ND0044
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 #4,394 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 2021 LP", 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 - BUTUAN CITY DEO awarded it to FORTGEM CONSTRUCTION AND SUPPLY on 2021-03-18.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21ND0044: 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 2021-07-08). 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 ecc7481b4a…0e0c40now …
- 2. Block Merkle root changedstored fbd6cb1f09…b59466now …
- 3. Block #4394 hash changedstored cfcd11109e…4dee2dnow …
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 294 records. Each step hashes the current value together with the sibling shown.
- leaf ecc7481b4aa0c875fda7a1a6da131aaa0bc0f8bd2d0b96eb1792c2964c0e0c40
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- 02 L fd5c784c8b619b7029703f7774d4bbef6c3cae00dc79d7830f4f7b657bab72cc
- 03 L afd3549f7714eb17021fbae875007cb2dd9110fdd7b3185ea40c771e9076b1b5
- 04 R ec2dbd529e6462a26031e5beb94a1994959e0e859e5b271581801ace2acc3853
- 05 L 2474d7322013ff0a6afa9fb3394e61d1d19994d4340e6ba729fd32f993b2b977
- 06 R ccf607caf87ad5161ed7035fbcde54b202e68b9a04386d2728b24adcde79e87e
- 07 R 305f400b3bfdf4766fa19d979adda9e4a9eec29892bed758d318e92cfa39feb3
- 08 R 3a27c35ef83984617002f896a1b430adf98285896388f1cd3a46ce83d6cb953f
- 09 L 34dec1197b58b89dff8f951d371003a42854697fae1c2d02e53f7768aa8c0de1
- root fbd6cb1f0994bd7491107f52f4379d970ba1490ccd32b570ca4f49ed08b59466