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 PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED Award a ₱6.4M contract to JTC CRUZ CONSTRUCTION CO. INC.National agencies
Transaction hash:
ea9e72ccfbb452d5e4542a52643de3132d20cf3863023e7115fa37c808d0b75b
Status:
Included and unchanged
Block:
#1,980 4,033 blocks after it
Position in block:
Transaction 85 of 99
Award day:
Jan 23, 2014 (12 yrs 9 mo ago)
Value:
₱6,362,323.60
Project:
Preventive Maintenance (MFO-1) of Lumban-Caliraya
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 #1,980 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 PUBLIC WORKS AND HIGHWAYS - LAGUNA 1ST ED awarded it to JTC CRUZ CONSTRUCTION CO. INC. on 2014-01-23.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 ea9e72ccfb…d0b75bnow …
- 2. Block Merkle root changedstored 836c7fb4f0…45ae15now …
- 3. Block #1980 hash changedstored a8b9fa457a…1b7868now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 98 records. Each step hashes the current value together with the sibling shown.
- leaf ea9e72ccfbb452d5e4542a52643de3132d20cf3863023e7115fa37c808d0b75b
- 01 L ea73f272d15f1ecf3f19eedd8fd1f69807313ddda6cea9d269aa85d415b37f14
- 02 R 038c27643a560f9c5865405372150ba53d0dafc862ea1840884b49f7705f5609
- 03 L b9da2594ac955984440609a763b04a5fa0ed942b0201e80da7f1a1f7d6d3e090
- 04 R 8ca47b642d5613344b6396a41d30bfcca479fea42c067ecd5b946fe2d623792f
- 05 L 7ffdbe5607a47208858db524959ed02e7ed1f13d008260f0a98a1c7a9ebf9cdc
- 06 R 2808f071d7440017b6adb54c9b41657fc51d7a01aa7e4e41dcfb105fc588752b
- 07 L b7dd67fd34f75e9955a23ca4dc7c9afb8dc2231dfeff068515beb8dbfacb57c0
- root 836c7fb4f0c251dc7a0ed8a8765df43be6c7e78b5291c2338c1bcf9e0345ae15