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 ₱11.0M contract to I.A. BOSQUE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
b30b1f355e1fbb1512cecfd668a417d1fce76d2e1922c98324063b2864a90c2f
Status:
Included and unchanged
Block:
#4,805 1,208 blocks after it
Position in block:
Transaction 124 of 186
Award day:
May 20, 2022 (4 yrs 5 mo ago)
Value:
₱11,044,981.05
Project:
22DJ0150
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 #4,805 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 HIGHWAYS - QUEZON 2ND ED awarded it to I.A. BOSQUE CONSTRUCTION CORPORATION on 2022-05-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22DJ0150: 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 2022-11-20). 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 b30b1f355e…a90c2fnow …
- 2. Block Merkle root changedstored ff2a25dfd4…e2712anow …
- 3. Block #4805 hash changedstored 3693c9a4c8…f8e1d1now …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf b30b1f355e1fbb1512cecfd668a417d1fce76d2e1922c98324063b2864a90c2f
- 01 R b3c69ba34a0b70742a54b8a1a2e3af1b0bbe62bde9af5609b41fca76c98a54ba
- 02 R b0164f59d4ce6d5c5d413f24075866bc3bd81bc126baa5f54a017e628376399d
- 03 L 869f3106c82555ebc5f8d945d2acbe4f682e75fa3fd07d9b6dcb31367b304f73
- 04 L f4826e3dbb9e32731fd269494967b309bf3ecaa0f5068d0621f58aaf7990a047
- 05 L fb6c4a5fd9579d03211ad5c163b337e1dbc7eabec3566a4fb81ad1e944deef9d
- 06 L 96823bd84ce4a8f494d1f27b7e9c0f4df3a301540beaeaeb8f265d76254f3341
- 07 L 795a499f08b760816e9afe50857e7668d9aa54d53e02ed4078678844ac886569
- 08 R 48dc79d05e3a5081560fa5be8c12095dbc547c69944162c6172872c3cdcee055
- root ff2a25dfd473c7f6166240e6bdfc43fc883598b45522fc6c38e75eebdbe2712a