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
DPWH-CAVITE I DISTRICT ENGINEERING OFFICE Award a ₱17.2M contract to ALMAKAR BUILDERS & METAL WORKSNational agencies
Transaction hash:
a3d143d01b42a8a3a417bb40fe7f6c11559ebc0396e45ca0542c805369bdc49d
Status:
Included and unchanged
Block:
#2,399 3,614 blocks after it
Position in block:
Transaction 78 of 117
Award day:
May 6, 2015 (11 yrs 6 mo ago)
Value:
₱17,212,043.01
Project:
15DF0030
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 #2,399 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)DPWH-CAVITE I DISTRICT ENGINEERING OFFICE awarded it to ALMAKAR BUILDERS & METAL WORKS on 2015-05-06.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 a3d143d01b…bdc49dnow …
- 2. Block Merkle root changedstored 97b700b440…9ce3fdnow …
- 3. Block #2399 hash changedstored c766b76e72…3a4c3anow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 116 records. Each step hashes the current value together with the sibling shown.
- leaf a3d143d01b42a8a3a417bb40fe7f6c11559ebc0396e45ca0542c805369bdc49d
- 01 R ae95add8c9c9738a4a909af920b8dcb6eaba2b80e0290d5bb3029a59c425ae57
- 02 L 0548bc717bdb6b50570b0d9017225145b0642224b4b6e057fd506322957a8812
- 03 L 00a8ea2afd8c01570fc285468ee44072377b8a44021b1226cffb8e503525d6af
- 04 L bd82c7096bb8eda0057f8d7b2d6ab213f0474716e630d901134097a83bc4d72d
- 05 R 5d409a54fc9807ad173012602db8f3ee3447cc74c140732266341f1e83dedb57
- 06 R 16ff3c16ef8837a7f6934496466a1068d1588bb07e0f1803f6df44023b0ee003
- 07 L 50adddc6c5b36c9babe514e9be9dde4b472844fa8682123b976251f3ab94f559
- root 97b700b4403711bbf0f431007c3eac46412bbab0f50935018588c0ffc19ce3fd