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 - QCFED Award a ₱3.3M contract to 626 CONSTRUCTION & TRADING INC.National agencies
Transaction hash:
7d33b848fc7cdab4fd9d37e4ac1df7168ca9e93974d902cbf3cdc7e1ceed42d1
Status:
Included and unchanged
Block:
#507 5,506 blocks after it
Position in block:
Transaction 10 of 13
Award day:
Jan 8, 2009 (17 yrs 10 mo ago)
Value:
₱3,340,675.00
Project:
Repair/Rehabilitation of CESPD Building (Fairview), Q.C.
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 #507 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 - QCFED awarded it to 626 CONSTRUCTION & TRADING INC. on 2009-01-08.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 7d33b848fc…ed42d1now …
- 2. Block Merkle root changedstored 9b7cc19cc5…73e42enow …
- 3. Block #507 hash changedstored bab734077f…d0a6cbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 12 records. Each step hashes the current value together with the sibling shown.
- leaf 7d33b848fc7cdab4fd9d37e4ac1df7168ca9e93974d902cbf3cdc7e1ceed42d1
- 01 R a273e96431f3eae59b9247dcfb12774abc41dcced1def6a3b59267a9f8ae02b0
- 02 L be5698f64853f6011c7805bf280a26c26ed95001d95098219f2a5c31b111b310
- 03 R cfb1a20f85f9180fce1fe8529473175caa8474f0160f5d03f49e2dbedbec1b67
- 04 L a897e83201fb732ff8bc45327893bd934f73e92fbe63aaac08de40e6e2d03425
- root 9b7cc19cc5ff116489879b0a2d62edffd03d54189977cc5b671be1157e73e42e