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 (METRO MANILA 3RD ED Award a ₱1.5M contract to TOUGHBUILT CONSTRUCTION & TRADING INCNational agencies
Transaction hash:
2bcb3772968ea2480b2ae5ee4059ea4542bf0d08104bbefc05d42f507d5b9633
Status:
Included and unchanged
Block:
#4,577 1,436 blocks after it
Position in block:
Transaction 51 of 249
Award day:
Sep 23, 2021 (5 yrs 1 mo ago)
Value:
₱1,472,681.08
Project:
21OD0225
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 #4,577 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 "Outside Infra - GAA 2021 DepEd BEFF", 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 (METRO MANILA 3RD ED awarded it to TOUGHBUILT CONSTRUCTION & TRADING INC on 2021-09-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21OD0225: 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 2021-11-24). 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 2bcb377296…5b9633now …
- 2. Block Merkle root changedstored 488964aebc…8c354bnow …
- 3. Block #4577 hash changedstored fc1e84fc2f…7bc232now …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf 2bcb3772968ea2480b2ae5ee4059ea4542bf0d08104bbefc05d42f507d5b9633
- 01 L 2acf1c0b249a9f58cc9babe8ac86929311cb7d80812b0e910af75b00ca6dfb59
- 02 L f746ac71b163da6651f9c69e69c5caf80a894468d7682110947d01460785d3b3
- 03 R e54917b5c9eec8d65f80e731cce2f4ed90f52c9580b9c381ba08b8ffe92fd6b7
- 04 R 919a5e2e23f4f1816d8d2b06d5b2b999b12388f0b64b495998f7d6b853c97c82
- 05 L 71fed793a7854cfa853c3ab379565ad5d6539a228d5712e3e81f27ddf37b3849
- 06 L 24af591cf0b149598cb4ba6b0a3167c94e778fe4adea96f7a92a51961a121760
- 07 R 4163b7d4711f7c9334c55e2bac9ff5680fcf6d97249b7068b6c47fa223c737b9
- 08 R e350182aa94d1400d1e7fc29d7f6913054d375c38425f3be2866174d5c2edbe5
- root 488964aebc7847b6133464c8b90cf3d5e8e7d96c0c453a1bdd083902798c354b