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 - CAGAYAN 3RD DEO Award a ₱81.6M contract to MEGAY CONSTRUCTION INC.National agencies
Transaction hash:
cfeacbd50a5ff0ff5679d425d624231a5b76f88c8ca6fab3496ab740dcc3dbdc
Status:
Included and unchanged
Block:
#5,552 461 blocks after it
Position in block:
Transaction 214 of 262
Award day:
Jul 4, 2024 (2 yrs 4 mo ago)
Value:
₱81,556,671.45
Project:
Organizational Outcome 1 Ensure Safe and Reliabl
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 #5,552 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 2024 OO-1", 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 - CAGAYAN 3RD DEO awarded it to MEGAY CONSTRUCTION INC. on 2024-07-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24BD0056: On-Going, 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 cfeacbd50a…c3dbdcnow …
- 2. Block Merkle root changedstored 133d2a7924…e9b35fnow …
- 3. Block #5552 hash changedstored 96bc9a62d7…55eec4now …
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 261 records. Each step hashes the current value together with the sibling shown.
- leaf cfeacbd50a5ff0ff5679d425d624231a5b76f88c8ca6fab3496ab740dcc3dbdc
- 01 R d00ba2f1e8ed64721bb190813cca5c54a9435273831130c404edb5af6b401fd2
- 02 L 9d1bf4d3c281a35c8edadf19f83c656229f87e2ac13f107eab476d8a99f247ef
- 03 L 2011d9a4f648efdedd252f50a89de85af91d5d3aa6fe4f1b43ae382f94ff8abb
- 04 R 6593d2922eafe69a4f3966f47aa8bf67eb67804bf62ab4383348e55f14b3b5fd
- 05 L f9f0006efa558db8f38f6d2ac26ba32aacd5911b9868f0e34cbfac6ce13d6e80
- 06 R 91ac4ee84d5bc21161d30f2fe0a7a445d8ae7a45ccd953280f24b5e9603d6aa0
- 07 L c8b69b2d692ad74cbe2cad1e20cee4d17bd64c3b09a28e7e72b6708f0067be47
- 08 L 4fcde0961a161c03470752ac3c5d620d648dda14f3b69a77472ab16d12b75f34
- 09 R 36a2434fa02b73e142ac17271945e792549565a5ce00fa2c3b8b71b8e10025bf
- root 133d2a79244f0bc897d188524ba8edf874c0a81774f5e15f0e5b30c2d6e9b35f