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 - PANGASINAN 1ST ED Award a ₱135.8K contract to IZL CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
c720784047558d34ee768dcaa370994a4c0a0d02bc4a4f3bb6df163b9ad42381
Status:
Included and unchanged
Block:
#1,834 4,179 blocks after it
Position in block:
Transaction 79 of 101
Award day:
Aug 16, 2013 (13 yrs 2 mo ago)
Value:
₱135,792.00
Project:
13AG0092SVP
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 #1,834 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 - PANGASINAN 1ST ED awarded it to IZL CONSTRUCTION AND SUPPLY on 2013-08-16.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 c720784047…d42381now …
- 2. Block Merkle root changedstored efe039c8b7…956384now …
- 3. Block #1834 hash changedstored 0e9a54a48d…2929f9now …
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 100 records. Each step hashes the current value together with the sibling shown.
- leaf c720784047558d34ee768dcaa370994a4c0a0d02bc4a4f3bb6df163b9ad42381
- 01 L c6d4cb0cc7bba5bb9f02975aa84c860676963044f3d3540a41e8bab33b43792d
- 02 L ff18737e498d1dba869f4ebbb0b0e8e64d9c407a3171d520837e55aa94da509f
- 03 L 77d6211a6ecca1874909e62b31c9dec22d998e253f5b3ffedb8ce55ac9f742bd
- 04 L 3a22181f72d0c91e7b6d265a4a0b1a6aeb41c9da8f791f24f73e03b1b72d6b8f
- 05 R 753d5ac60b306c2c90d1248271d55c586954353a86fa5bc8aedf4cbd765b7a57
- 06 R b0c7a5c11a8266d6320248b5a6671c9cbfe8eab27268d393916abd5adc730ba4
- 07 L 4c4f5132aa8ea7e19befa07b89558b1963453d65391d1e61ae96483bb15fc231
- root efe039c8b7478bc1bd148c36ced2507a8a8508100816769af678c0fad4956384