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
BARANGAY MALIIG, LUBANG, OCCIDENTAL MINDORO Award a ₱1.7M contract to BLACER CONSTRUCTION CORP.Barangays
Transaction hash:
712a6c5bc8aec9eb101d36bedcda77f9c87d55c49df4d66ce074b33d18f06f58
Status:
Included and unchanged
Block:
#5,340 673 blocks after it
Position in block:
Transaction 77 of 170
Award day:
Nov 24, 2023 (2 yrs 11 mo ago)
Value:
₱1,693,999.73
Project:
Concreting of Alley Road
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 #5,340 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)BARANGAY MALIIG, LUBANG, OCCIDENTAL MINDORO awarded it to BLACER CONSTRUCTION CORP. on 2023-11-24.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 712a6c5bc8…f06f58now …
- 2. Block Merkle root changedstored d43051e9e4…9ccd82now …
- 3. Block #5340 hash changedstored d01592500d…bc38fbnow …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf 712a6c5bc8aec9eb101d36bedcda77f9c87d55c49df4d66ce074b33d18f06f58
- 01 L 6f1bd66bb221d7a19f6c51dc148e4a32bb50c727694de0e54af5df71382fb0a9
- 02 R 611fc198a833b95a9a307da6cdf5056a0756de253895ee2ba69f14819b18b708
- 03 L b1f1315d5633379d14732ee7933421834714e17da6d8f7ffe1048bf4e484b05a
- 04 L 8e56b293ffe313e0d34ec7f41e55e2549c28fd6f7e802ccd735f9327786e5694
- 05 R ddba56d387181e9e5a31b8ab1f845f75b376828819a3d74e73a89d72840b5c2d
- 06 R 4c7eedb6a2341fadf958829d8469a9d9b1e3f8994b159b62fb3986a9cfa08fa8
- 07 L 2725bd2fba1ba3cfc49cc7db53c3479fa5c5c9825bf7eff18c613107be7ad370
- 08 R 104710bbd276f4e2bb6da1fe78ef5bd3674cc78fd9f232259f02964b89dc123e
- root d43051e9e4b0042ec12f38453019a995da47eebe01c3c6db8655b334519ccd82