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 TARLAC Award a ₱166.6K contract to HIMULICO CONSTRUCTION AND SUPPLY CORPORATIONProvinces
Transaction hash:
bcce4a158461a92d0fbcce8821e565307b91d0f690c0d9812eb8be9edcfe02f3
Status:
Included and unchanged
Block:
#4,069 1,944 blocks after it
Position in block:
Transaction 19 of 27
Award day:
Apr 1, 2020 (6 yrs 7 mo ago)
From:
Value:
₱166,600.00
Project:
Repair and Repainting Works of Museum of Tarlac
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 #4,069 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 TARLAC awarded it to HIMULICO CONSTRUCTION AND SUPPLY CORPORATION on 2020-04-01.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 Tarlac 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 bcce4a1584…fe02f3now …
- 2. Block Merkle root changedstored d2eb09f5a2…fee1f6now …
- 3. Block #4069 hash changedstored a4cce587b3…4d5c65now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 26 records. Each step hashes the current value together with the sibling shown.
- leaf bcce4a158461a92d0fbcce8821e565307b91d0f690c0d9812eb8be9edcfe02f3
- 01 L b8ba7dce75b8d8d6a64d6321f75d1e6bab5083d6499c9f878a5336da08178743
- 02 L c8e41d0a8ed9bc68a661ab662db865cbd71e7009b980e4a5c686884d97422d3c
- 03 R cbe3e0f57eefb5b4ba09067a1b7f918c17b08cbbad0be85d676af9ab481878e5
- 04 R 6a355c2bd9ca893b9271919ebf3df31709d32a20b35f8c1b7b49029a3851e4f0
- 05 L a1b6dfe3c26c773788e46a6494453770f08c9befff590e985f7155e31d0ce154
- root d2eb09f5a2047829640e1eec92e00d6dbc98a71fdb80e4e5a5dee8075efee1f6