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 - PAMPANGA 1ST DEO Award a ₱1.9M contract to N-22 CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
bdfe2c6c5e5c7d5fa1cba673e1f89bc01d1632835a003d120b45eab4138af939
Status:
Included and unchanged
Block:
#4,144 1,869 blocks after it
Position in block:
Transaction 188 of 257
Award day:
Jun 26, 2020 (6 yrs 4 mo ago)
Value:
₱1,879,899.60
Project:
20CG0134 - Local Program Construction/ Repair/ Re
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 #4,144 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 2020 LP", i.e. the FY2020 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 - PAMPANGA 1ST DEO awarded it to N-22 CONSTRUCTION AND TRADING on 2020-06-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20CG0134: 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 2021-08-04). 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 bdfe2c6c5e…8af939now …
- 2. Block Merkle root changedstored ee9584046f…fb0d43now …
- 3. Block #4144 hash changedstored 220686968b…eb52e6now …
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 256 records. Each step hashes the current value together with the sibling shown.
- leaf bdfe2c6c5e5c7d5fa1cba673e1f89bc01d1632835a003d120b45eab4138af939
- 01 R beb00ac7a123cabfbcedc1da86a8bd8d97611e3736e549099708d59315dc3785
- 02 R dcce4dce357287f90e0b4a88a5084fd216422562b65be4a1bb7c1996989d86d6
- 03 L 13b1d8583ff55e8ef99c48557700ffe9e6aa2ca2454ad4b58e4aac2838f09369
- 04 L e05c26c4d2c4486d747f8df64e3d1971938c08b9bdb0935d32d8cce9542df5e0
- 05 L 4b0ebb789fa47f42af5186f006ee96f1692c2fce2c681e547f601dba4f9c236b
- 06 L 009979ab3ec94ab8fc6058d9c0a70e539076c2ed68f1fe34206d201d878b2aaa
- 07 R ae2b18a73c6ae307434cda77ce4e14bfc69d4d10bf6d14919a61718ae1f9c7d1
- 08 L 765e0fa9cf00da6ee0d31996df4e5700ff1aa1125d74cff0afa5e279c5a1ab61
- 09 R fa21d0faacbab233fcc1e1e93f994ed6366eed7e7c1c545afd6b9ce440e9ad79
- root ee9584046f2db922b786c117c1d9b526ddc5c367bc3fc7aa11d172e55bfb0d43