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 - CAR Award a ₱535.4K contract to LAB GENERAL ENGINEERINGNational agencies
Transaction hash:
192bbdfa3418cd6fbb42f6274b4854b0bee8b81f362deb1e837b29b727893f58
Status:
Included and unchanged
Block:
#921 5,092 blocks after it
Position in block:
Transaction 1 of 22
Award day:
Aug 4, 2010 (16 yrs 3 mo ago)
Value:
₱535,421.69
Project:
INVITATION TO BID
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 #921 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 - CAR awarded it to LAB GENERAL ENGINEERING on 2010-08-04.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 192bbdfa34…893f58now …
- 2. Block Merkle root changedstored d0e9f829a3…5436abnow …
- 3. Block #921 hash changedstored c97e3a33b8…4577c1now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 21 records. Each step hashes the current value together with the sibling shown.
- leaf 192bbdfa3418cd6fbb42f6274b4854b0bee8b81f362deb1e837b29b727893f58
- 01 L 147b22def7a4bd2741ec1a0230d7e15e711732160bcee81cea0c44b1d68a24be
- 02 R aed36150573f3b7cc6da5db88c8b2122577cd8ae9010902c6d9dc1a9a06f9cdc
- 03 R 601cac1e9db587fc21e024528f5b4a8924fdfabf3f7fe5a9c6699b3fc06683bb
- 04 R f7c53aabfbda9b1cb14fef026a5bf6636e9da683d2868c0a995170499e283af4
- 05 R 18fa5f606f7b16f1671db9245e0fdcc043a510b82c331eca5b8f55ff48ad182c
- root d0e9f829a3eb9bb6dc01973583162f31ce828ddb73653410b3b4e4cd745436ab