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 BUKIDNON Award a ₱937.1K contract to DEVDREX CONSTRUCTION SERVICESProvinces
Transaction hash:
c2eb93e44aa3b4b0c14cf730edbf64eb3329e494180b626ab5903aa0925e5546
Status:
Included and unchanged
Block:
#4,197 1,816 blocks after it
Position in block:
Transaction 110 of 151
Award day:
Aug 19, 2020 (6 yrs 2 mo ago)
From:
Value:
₱937,146.77
Project:
Construction Project
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 #4,197 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 BUKIDNON awarded it to DEVDREX CONSTRUCTION SERVICES on 2020-08-19.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 Bukidnon 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 c2eb93e44a…5e5546now …
- 2. Block Merkle root changedstored cad136d2ed…417f34now …
- 3. Block #4197 hash changedstored b0d1fb3d57…81f983now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf c2eb93e44aa3b4b0c14cf730edbf64eb3329e494180b626ab5903aa0925e5546
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- 02 L 20ae56925750033e408aadd9876864c8a5799eeb5f39335408e31403328f2814
- 03 L c449e570166781886f9a6edd175da73ce8876d506ad1deaf32799662097465fd
- 04 L 1eec2a947b51f40a28051db8ee27b001facf2f858c6dd17584d02747bc3cec67
- 05 R bdcf446a95e89921062515fbae5f7d3f48f8fa74dc233b3ffd5282896d550b20
- 06 L ab2d89bb809fb2323809ae2347141f594eda5fb0f81355655680209432779a35
- 07 L 7689d783ca5c83dff15aa346b50b7bb2cba8ff895de65d2160255300227d5855
- 08 R 91dc842a264278f9f831eb70c286f19b0cb2cdbcd93af450009e520edca4578b
- root cad136d2eda3dada2f1f07e6c7bece349951aef3492d28870f341ba225417f34