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 - REGION IV-B Award a ₱48.8M contract to ALGIMAR CONSTRUCTIONNational agencies
Transaction hash:
072ae522fbd11af98ec4e70dac59532d91805f9a70213643e4c885541d33539e
Status:
Included and unchanged
Block:
#2,442 3,571 blocks after it
Position in block:
Transaction 7 of 193
Award day:
Jun 24, 2015 (11 yrs 4 mo ago)
Value:
₱48,775,243.30
Project:
15000000000000001079031418379298668544
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 #2,442 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 - REGION IV-B awarded it to ALGIMAR CONSTRUCTION on 2015-06-24.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 072ae522fb…33539enow …
- 2. Block Merkle root changedstored 972442e74c…730efcnow …
- 3. Block #2442 hash changedstored 7f4bc493d9…d26be4now …
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 192 records. Each step hashes the current value together with the sibling shown.
- leaf 072ae522fbd11af98ec4e70dac59532d91805f9a70213643e4c885541d33539e
- 01 L 06c18fe71776509d147b120e6bde9f7f0a9f8e83fa8e12d407e95bf23a8dfac7
- 02 L 85fb02c422779199e50b8ec0ed8cdbe670170b2a9bbc2e70540ea525aa016a35
- 03 L 770ad76c8405b3f59fc1ccf1321b2dd1b5534690794c753241e1b8731f2a5db6
- 04 R 92bdac93e7be3130eb7b18f4192fbb70aa383361f1bb467ddc862e9cd16741d0
- 05 R 780804464ba4207a008ca641d06355a00cd2d08fd051b98de2237143b781ae80
- 06 R 4021d941337ef17d89d58bd4a8964b8ff9df441d5bbf4c199c8495a2a940473f
- 07 R 903386416e48bf97d381c69556b80a292eee72b5c3b8fcad12daf5186b0e42b5
- 08 R 93a1e2fb6cdfb516d87a991ae75745de98b6e74e89b802c6688236a9daf4f396
- root 972442e74cf8dd7b407daa4c13f15e65ebdd08657fc6775c8217a5bda9730efc