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 EDUCATION - DIVISION OF BUTUAN CITY Award a ₱2.0M contract to BIG ARC CONSTRUCTIONNational agencies
Transaction hash:
4d5dec11ea6cdedd80ba931d4441ab85638f91b4c7d34b108e50c638be0ab920
Status:
Included and unchanged
Block:
#5,658 355 blocks after it
Position in block:
Transaction 72 of 266
Award day:
Oct 21, 2024 (2 yrs ago)
Value:
₱2,016,301.04
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 #5,658 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 EDUCATION - DIVISION OF BUTUAN CITY awarded it to BIG ARC CONSTRUCTION on 2024-10-21.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 4d5dec11ea…0ab920now …
- 2. Block Merkle root changedstored 14ee772e05…5f11f5now …
- 3. Block #5658 hash changedstored cd1988cb97…9423cfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 265 records. Each step hashes the current value together with the sibling shown.
- leaf 4d5dec11ea6cdedd80ba931d4441ab85638f91b4c7d34b108e50c638be0ab920
- 01 R 4f01e6b094f8dd4e8633c20fa51afd76a211b62090393fc656a27d3a04778441
- 02 R 1e96b73567de6bedc1832a4515b052690c1809b5af02e47c51ce3b9bc636919d
- 03 R 288d21351af88a22eccf1977e84359486fa3958ee1edb44865b21e54dc69383b
- 04 L 9d82f0605e0ca37298ef39752762bbaf7c889251f84fe545b1fa41507a4a45ff
- 05 R 041186c8b5b68f29492ecb0a76830f3f340db8ddd5fb74735613ab7690be4bf2
- 06 R 4effa42be70d59134fd54c7c04a78f7a84611bba13413287bd4b78c45933979d
- 07 L ee05a6267a7ee1e0cc83e9f8fe213bc36680aaf3e37f29c5646a4d885bdd4cad
- 08 R 93ac8790be7fca353704c5a03b2be3e1bdc4c4eaa0d3bb56baebe9f6c2dcea69
- 09 R f82ed3d65d38294f9908948f15cb52c031fbcd5f79230e072e86aac435f6bbcc
- root 14ee772e05944a1650c103bd68e0636e99ba9af0d7a32d71a62d7f66485f11f5