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 - ZDS 1ST DEO Award a ₱4.9M contract to MJMARI BUILDERS AND ENTERPRISESNational agencies
Transaction hash:
7d1b3ace595fa8ca46268cd48c299f98190b5af4a2b69a0b3170715c6e8379f0
Status:
Included and unchanged
Block:
#2,881 3,132 blocks after it
Position in block:
Transaction 99 of 204
Award day:
Oct 17, 2016 (10 yrs ago)
Value:
₱4,905,796.65
Project:
16JE0137
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 #2,881 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)The award does not say which budget line pays for it.Not published
- 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 - ZDS 1ST DEO awarded it to MJMARI BUILDERS AND ENTERPRISES on 2016-10-17.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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
1 of 8 documents found, 0 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 7d1b3ace59…8379f0now …
- 2. Block Merkle root changedstored 4f484af3b8…9e0ce8now …
- 3. Block #2881 hash changedstored 630ac895c6…e26b17now …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf 7d1b3ace595fa8ca46268cd48c299f98190b5af4a2b69a0b3170715c6e8379f0
- 01 L 7b94f591472588e69f8b878249e1d1cd7b7d3b8b9ea5380968afd16f32fa5ec8
- 02 L 866b4ce43e0a5cc3503e4c1f6b31dc9658da8479668b36816544727c5bf1377b
- 03 R 69d8e59fff7d9aa57c75458f4b9dbc8b8792a89d75c69c27ef6fc16f0a97fb58
- 04 R 602cfdf667b342409f75dd9389f0eb45027e6bbe70ce6aa0f956458eb8c3a483
- 05 R 3f5f5e08475f08abca564f2a3e4c5aa4547dffad96d5f5d36d19b790bbe69a01
- 06 L ec3818ff48d4de22f331392a8043250a65b0628d4a122c8f4474615c743dab74
- 07 L 0438654a96d786fe83fbee4753b2c9c975682eb2a3943bec004a9ff481c96aef
- 08 R 7de8143369a4beae10f56612112b0702630111da2f7fca0af31920b6003bc700
- root 4f484af3b81fac7b723450748e5cf980fc466396a971d8f2cc0dc8b81f9e0ce8