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 - N. SAMAR 1ST DEO Award a ₱1.9M contract to 5G GALVEZ CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
1493a6b3a67acb1304967f2e6d772fb3ccaf1fe4f82ce510095d92d9977990d8
Status:
Included and unchanged
Block:
#1,159 4,854 blocks after it
Position in block:
Transaction 1 of 4
Award day:
Jun 4, 2011 (15 yrs 5 mo ago)
Value:
₱1,902,074.00
Project:
Construction of Drainage Canal
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 #1,159 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 - N. SAMAR 1ST DEO awarded it to 5G GALVEZ CONSTRUCTION AND SUPPLY on 2011-06-04.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 1493a6b3a6…7990d8now …
- 2. Block Merkle root changedstored 879add8f5b…80feffnow …
- 3. Block #1159 hash changedstored 0d843cfaa7…a4bb68now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (2 steps)
How this one record is tied to the block's Merkle root, without needing the other 3 records. Each step hashes the current value together with the sibling shown.
- leaf 1493a6b3a67acb1304967f2e6d772fb3ccaf1fe4f82ce510095d92d9977990d8
- 01 L 11e7d99b3165c84c8da51d03c0d30a29d3972ab85f977b3093b971875ff7774a
- 02 R 9e639625db1021ca85b58267cf26c269515fefb907019aa86285ba24b95bcdc0
- root 879add8f5b41e74d0f3f26e079b984f7482380b348067f450f4cbade3080feff