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 PALAWAN Award a ₱1.1M contract to CARINA ELECTRICAL CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
b4d4cba596d398c4e9b09007c43f74bd1a00983f669faf9dcdc8c1ade57ce9a7
Status:
Included and unchanged
Block:
#4,272 1,741 blocks after it
Position in block:
Transaction 95 of 130
Award day:
Nov 6, 2020 (6 yrs ago)
From:
Value:
₱1,081,326.15
Project:
Construction Projects
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 #4,272 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 PALAWAN awarded it to CARINA ELECTRICAL CONSTRUCTION AND SUPPLY on 2020-11-06.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 Palawan 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 b4d4cba596…7ce9a7now …
- 2. Block Merkle root changedstored abc22f01e9…920b74now …
- 3. Block #4272 hash changedstored 9cc2d146c9…1e4350now …
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 129 records. Each step hashes the current value together with the sibling shown.
- leaf b4d4cba596d398c4e9b09007c43f74bd1a00983f669faf9dcdc8c1ade57ce9a7
- 01 L b31f5cad746498f2e6a8722d86d27c89ee4bc60bab4734906cd651f4af5f6c36
- 02 L 7f79ffd1423ed2aab3164c52a6d1aa29ab53895fb8152180e1b029be4e079afe
- 03 L 6f632d63b22969e74157b566575d627db455b13d0e7f4ef8eed3020d80a72791
- 04 L fe94195f1c6b7a2ccfac7bb67ec80d53031894356c8f90c88f1c0da81c3f553c
- 05 L 51d8b9a47e39ede7b39a6ff8714674fd04f18a40abaa04def633a686d72bbe43
- 06 R eb3f8bb9fdb6416511f13c62c52a7ceb0e7a4ec99c4f51fdb4ec260c5c35bb1b
- 07 L d1ef055be91426aa4e9e3309db728b15f6360d93a38a539ead666724f408c7c5
- 08 R 10cee76f54209035e1b8db7bb2c9a702200437aec2ba2f43285f3e24da0e65b1
- root abc22f01e91893a80f13440f6055aaf454b3f14f1786e88be1b572092c920b74