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
BUREAU OF CUSTOMS Award a ₱175.8K contract to HGW=3 ENGINEERING & CONSTRUCTIONNational agencies
Transaction hash:
9502fd38e6dd447102be20bca37cec07e593fcc87d154ec0bbe44004a0a749f6
Status:
Included and unchanged
Block:
#4,157 1,856 blocks after it
Position in block:
Transaction 88 of 145
Award day:
Jul 9, 2020 (6 yrs 4 mo ago)
From:
Value:
₱175,755.56
Project:
Repair and Rehabilitation of Clogging Sewer Line S
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 #4,157 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)BUREAU OF CUSTOMS awarded it to HGW=3 ENGINEERING & CONSTRUCTION on 2020-07-09.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 9502fd38e6…a749f6now …
- 2. Block Merkle root changedstored 93d58597a3…7470cbnow …
- 3. Block #4157 hash changedstored 7cf360af91…2bab5bnow …
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 144 records. Each step hashes the current value together with the sibling shown.
- leaf 9502fd38e6dd447102be20bca37cec07e593fcc87d154ec0bbe44004a0a749f6
- 01 R 959a8e4c11b8f9f4db0630f599b2a6ee2470d755277d69269488e1cb1e1f7584
- 02 R 299a2008b2bcd37ae7d32edaacde6ee9164788c70e3b15d054230bc10018e2c3
- 03 R fb57316308f3c7d3f382f227a4326835a3d106cfd7651648d889a2c52f33cc53
- 04 L 61444471af2249d9cbde3865a5039b311565996d9357c9453bc4bcb752dbbd2d
- 05 L d4269702b80c09074b97c9d8d9f403f5609843fc2d4e49071df17229148103c8
- 06 R 50f5394e37cb81eac82319369d947576baa835b3c1c3175a8e132e0453f0a18c
- 07 L e822aaee3f9034e22d743f22fc5c0b775223a7afd0fd6bc16ae08a43a1a0bb3d
- 08 R cc9b4c648dabdbbf6cc91d72bc9ece123ce443a6aa515eef28e3da72b8c39a8d
- root 93d58597a3f3a6cd055724f516dc657400b880c8e64504224b636e50d77470cb