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 - BENGUET I DEO Award a ₱5.2M contract to J.L. MALECDAN CONSTRUCTIONNational agencies
Transaction hash:
d8dcc65f0edcbe0b78df53ccfc39e41ad851d69a90610911f72dbb1c2e149f63
Status:
Included and unchanged
Block:
#5,121 892 blocks after it
Position in block:
Transaction 338 of 408
Award day:
Apr 12, 2023 (3 yrs 7 mo ago)
Value:
₱5,169,803.82
Project:
Construction of Road Slope Protection
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 #5,121 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 2023 OO-1", i.e. the FY2023 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 - BENGUET I DEO awarded it to J.L. MALECDAN CONSTRUCTION on 2023-04-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23PE0006: 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 2023-10-16). 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 d8dcc65f0e…149f63now …
- 2. Block Merkle root changedstored baa32aa26a…579584now …
- 3. Block #5121 hash changedstored 276519d722…f10eecnow …
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 407 records. Each step hashes the current value together with the sibling shown.
- leaf d8dcc65f0edcbe0b78df53ccfc39e41ad851d69a90610911f72dbb1c2e149f63
- 01 R d93e9b29e91cd0d9a3c18945b4ac742f56bb1de839e38f2387a43afba3c8b455
- 02 L f48696ac4997a2100a8791b46393d98ea03234b19396f251fa730f19b8878e44
- 03 R 8cd7fb0db0b998eddb087742387a3e2d204100a1ba3acad53687bdce4aceb37c
- 04 R 04cd8ce8ec71cacddfbb77c9f112a47105f39599e6f167bdf901834fe3cb34d2
- 05 L 24b57182a5dd2ef541e4e9760404cbc0241f0ed6cae97819e64373e80db4f71d
- 06 R 43a61e96b75266f240e6bb95e6b063801fae4e993676b579e443bb321933550d
- 07 L 9f5a1f6ca61e5f66402df9e24d4f90bf7a0c2ca38ba78e3a5a3ff2903820bc0a
- 08 R 7319260438b9590db6ec7864b97de63844bd9f0101d7276a1a1eb6fa51e8b428
- 09 L 3c0e4e5810553d8d8780274836abfdd2a9925f7d3ec6a4999c4089ee0f80e10f
- root baa32aa26a6db1afc000e7485533a0629bde929dd21aaa2e103c5f74b4579584