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 - QUEZON IV DISTRICT Award a ₱1.9M contract to JEMAK CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
c6a3f8bd2d984c3542e4d263da0b9237e5268c05986daa12477006c3610adf28
Status:
Included and unchanged
Block:
#5,066 947 blocks after it
Position in block:
Transaction 215 of 273
Award day:
Feb 14, 2023 (3 yrs 8 mo ago)
Value:
₱1,929,782.76
Project:
23DL0048
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 #5,066 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 2023 CSSP", i.e. the FY2023 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 - QUEZON IV DISTRICT awarded it to JEMAK CONSTRUCTION & SUPPLY on 2023-02-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23DL0048: 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 2023-04-22). 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 c6a3f8bd2d…0adf28now …
- 2. Block Merkle root changedstored 456d030e62…785ca9now …
- 3. Block #5066 hash changedstored f57e4dc3c3…1126e1now …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf c6a3f8bd2d984c3542e4d263da0b9237e5268c05986daa12477006c3610adf28
- 01 L c3cd248d2c359282a405c5a4f2e44d8b928cdbe27ce00855c5bfecb12c071093
- 02 L 2c61eefcca17ca1caa0150efe851fc7bd7ad9b12e0776eb604bb01db2257855b
- 03 L acf8313306994a8120c1b9ab4dfac497600a91406e6afcc3c4279da08d4c11cb
- 04 R 27d9fbf7dc7e64abf7c0a93a9d2f34f2401cd8b3f6706c2ac4ce019a7b14d5f9
- 05 L 00258435018281e49a8f0d67ac0927b83aabec6c6230111f3bed5809fbf55d49
- 06 R 29cba58937f87c58ca286a35b89898180031037a5c1b3ef9f5bea2e756cf9318
- 07 L be2c30f24d4bc1c8ed833a20ea8550335333feac3e9a9cee0e7d6633de9f429a
- 08 L 00e8c8a5d0211b54a2315aeadd3b529355ac25d0a1756506d5b58c4c37ed02eb
- 09 R 57eb21b66702f59c654c30ca6b75cd4b68ad8eb2d6acb78127ac01bdc231b446
- root 456d030e6228a35ee60b8dc370057930dfc3514cdbc7c0287c292e4401785ca9