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 2ND ED Award a ₱4.9M contract to ROMHEAD S.J. BUILDERS & DEVT INC.National agencies
Transaction hash:
c7e9c742e3ddde562b360b9cfd5d46cb245a71dd4d4a3d6455539a7b8a27da15
Status:
Included and unchanged
Block:
#5,285 728 blocks after it
Position in block:
Transaction 189 of 231
Award day:
Sep 26, 2023 (3 yrs 1 mo ago)
Value:
₱4,851,000.00
Project:
23DJ0146 (Re-ad)
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 #5,285 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED awarded it to ROMHEAD S.J. BUILDERS & DEVT INC. on 2023-09-26.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 c7e9c742e3…27da15now …
- 2. Block Merkle root changedstored 2a3c78021a…4e4514now …
- 3. Block #5285 hash changedstored 31f745bd29…96aa34now …
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 230 records. Each step hashes the current value together with the sibling shown.
- leaf c7e9c742e3ddde562b360b9cfd5d46cb245a71dd4d4a3d6455539a7b8a27da15
- 01 L c6f75d4b5fafd7da6c3e34ab92aabbe151b912476d3fcdd3bf306249c932fcbe
- 02 R 6a011acbb798447dad1842563f4b7cf277b40d2d8d911ec23b1085ff2e949adf
- 03 L ca483b4062e7b733fdc1e01b3d0592c17467a00e48a0329ab4c61268c4921bf9
- 04 L 718bd379b7cfe818ef3810dad55590d19c32fad6ff3858bfc0e6f5ffcd219be0
- 05 L 63e802d0b1d489fc437680e0b5bfd65a0030273bdfc87d479169233523774f4b
- 06 L 5809f4ce13d08163c03611e5ed86bf297a35e3fa390bbcba063f54bcf1e273cf
- 07 R 10e558aff1491da6a7243aab9248aab3941e44223014035d39dbca47a6c687f9
- 08 L c7788a6723d5c3cb2cbe697a47b951622b32e97101769f47ea0141c6b261b889
- root 2a3c78021a832f0e950fc5f0f849e2e10dc8922f5f363d4589fcdac5844e4514