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
CITY OF ORMOC, LEYTE Award a ₱1.0M contract to A.L. GANTUANGCO CONSTRUCTIONCities
Transaction hash:
038b1167e1ea8cb4da8091caccd28b0b32d7a30ff45b97f4e30d909a6c4a7638
Status:
Included and unchanged
Block:
#1,164 4,849 blocks after it
Position in block:
Transaction 0 of 42
Award day:
Jun 10, 2011 (15 yrs 5 mo ago)
From:
Value:
₱1,014,195.34
Project:
Construction of Drainage Brgy. Valencia, Ormoc City
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 #1,164 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)CITY OF ORMOC, LEYTE awarded it to A.L. GANTUANGCO CONSTRUCTION on 2011-06-10.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 Ormoc City 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 038b1167e1…4a7638now …
- 2. Block Merkle root changedstored 723c1d4b54…88417fnow …
- 3. Block #1164 hash changedstored 88822e8f6d…02ed47now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 41 records. Each step hashes the current value together with the sibling shown.
- leaf 038b1167e1ea8cb4da8091caccd28b0b32d7a30ff45b97f4e30d909a6c4a7638
- 01 R 08854c305cf3896fc64b5fec437c265b27ac10b50f06a4e291fdf35b2905fe3f
- 02 R c9a2a6605bd5b20968884a101de296308ac6c1e526a0a31c4508aafd98cea2c6
- 03 R a84e511663fb53a9c1321f566c50e9e8ecac2821482959586877648ab9de6d3e
- 04 R 2fbbe35a7d33d9ffd06a31210bc231f0d315246fa58c637e2516856f014c9777
- 05 R fb9bba1c4653dc0d87ee0905440ac67e8565f320f66f479e0c22c12fe1cd2c0b
- 06 R 4e477a73554f043c07937744918546cf0a5f238e314ea60a29b9ec221be2d094
- root 723c1d4b54055183b0e94732c0c9e0ce2a7df53d78281e0d1bcc403bbb88417f