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
PROVINCE OF GUIMARAS Award a ₱7.7K contract to EAST ASIA CONSTRUCTION, INC.Provinces
Transaction hash:
08aa79c2fd303608d1701c1fecc41cd05a671c5e99911ec1344eedbd100c1440
Status:
Included and unchanged
Block:
#1,506 4,507 blocks after it
Position in block:
Transaction 4 of 58
Award day:
Jul 13, 2012 (14 yrs 4 mo ago)
From:
Value:
₱7,685.82
Project:
Supply of Labor for the Wiring of New Solar Assisted Aircon
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 #1,506 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)PROVINCE OF GUIMARAS awarded it to EAST ASIA CONSTRUCTION, INC. on 2012-07-13.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)COA's CY2024 audit of Guimaras gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 08aa79c2fd…0c1440now …
- 2. Block Merkle root changedstored becc430e8e…773e6enow …
- 3. Block #1506 hash changedstored ddc252783a…c3c369now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 57 records. Each step hashes the current value together with the sibling shown.
- leaf 08aa79c2fd303608d1701c1fecc41cd05a671c5e99911ec1344eedbd100c1440
- 01 R 1158745b70b00238195d245dbc0243ebfd993a2ba6d1f6025529fb6ff55e962a
- 02 R 57b7262c2718f6642bcfb651a2161b4c8208f84fc38d2c072d05f09a861f8037
- 03 L ac067873fc1baaebe68faf9d03f38b2ba34003652d1e0ede398a97d449324759
- 04 R 5fa44d1a5b5b2911918d35f29311b6c6b930b408674e404c162178798b44bbaa
- 05 R bb98d668ab9439ec22bd35dd8a74cb8a3be94bf9db30c52f1082520e5da712b0
- 06 R bbf6a8a61edd3303d60bebf9a623ac54a7e39be152486e2dfea6216f8246a6f1
- root becc430e8e0fedd33bc492f6b892d2b71cff0b724e77ab495495315ac7773e6e