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 ₱28.8M contract to DIADEMA CONSTRUCTION AND ENTERPRISES INC.National agencies
Transaction hash:
ed6534701fbb5fb7afc19bebc4cd9ca3f2b6efb8977cc6a75b66a57e3998820a
Status:
Included and unchanged
Block:
#5,571 442 blocks after it
Position in block:
Transaction 277 of 301
Award day:
Jul 23, 2024 (2 yrs 3 mo ago)
Value:
₱28,805,653.21
Project:
24OD0287
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 #5,571 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 2024 DepEd BEFF", i.e. the FY2024 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 DIADEMA CONSTRUCTION AND ENTERPRISES INC. on 2024-07-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OD0287: 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 2025-11-29). 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 ed6534701f…98820anow …
- 2. Block Merkle root changedstored 48d17393a6…01781cnow …
- 3. Block #5571 hash changedstored cf2c68b703…00ceb6now …
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 300 records. Each step hashes the current value together with the sibling shown.
- leaf ed6534701fbb5fb7afc19bebc4cd9ca3f2b6efb8977cc6a75b66a57e3998820a
- 01 L ecc6babdecc6b5ba597b8dae52b4b386f2b763fd2a27dca521d18d027726ca35
- 02 R 7c5e312f519aab2740b472a1446aec7421661cd6121a67a540a08a380bc753fd
- 03 L d4043cfdfa82656c7d52122b69d69caff81ff2b49b122605a5bda7cfd237ae03
- 04 R cd781e99c85f93b37f46eb8c924373d2071c25b7e8babb049907a4496c9478d7
- 05 L a139bbc7322ab0ef636f02979bd096e47c8ae132cc76575a0e7a6271de433ad6
- 06 R d86e311ce71ed2e0f8750917e85df4b4ca004b57b4ec389624feaa7e13590edc
- 07 R 09de276f2ff3507474a0731085fa103cff3b5404487c80d5f1da8978450b16e0
- 08 R f0072282f764f0d875cd2dfa62da5556f693153f0eb057765da529cbe4150509
- 09 L ed924bb7cf394bb9f5f89a2776a1adbc19cb6b193a70b895f1f2d344aa531c36
- root 48d17393a6feeb011bb1983d7bafaa51b54f1434bde6482355c634d94801781c