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 GULANG GULANG, LUCENA CITY Award a ₱799.4K contract to NORNAD BUILDERS AND SUPPLYBarangays
Transaction hash:
ec68a4fa23167a51a10bb6994dac77368322b54e5b5c4a5e6caeeae9cc293adc
Status:
Included and unchanged
Block:
#4,051 1,962 blocks after it
Position in block:
Transaction 193 of 209
Award day:
Mar 13, 2020 (6 yrs 8 mo ago)
Value:
₱799,363.48
Project:
Concreting of Road/Construction Project
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 #4,051 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 GULANG GULANG, LUCENA CITY awarded it to NORNAD BUILDERS AND SUPPLY on 2020-03-13.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 ec68a4fa23…293adcnow …
- 2. Block Merkle root changedstored 9b94f89e0d…e27c34now …
- 3. Block #4051 hash changedstored 9083b30306…52c12fnow …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf ec68a4fa23167a51a10bb6994dac77368322b54e5b5c4a5e6caeeae9cc293adc
- 01 L ebfdf9b7c229488d1d18eb4e259d81d65e16b2d95e6273eecfc07eb416719052
- 02 R 1ac0b97ed3da37194967b55f0b5e2dd87016138953fc30e443746e0e635457ad
- 03 R 0837b8d9cc7529fc5478243ce849863aa959213133abc8a1fdd62b2e8f96e3b5
- 04 R 1d390d470398e3a5fee5b646483f067871a21d63d6ae6e6bb98f1b7002335cdb
- 05 R efe22e7744ba1caa8c6d1b1a87a2055d41cb28600e64163f4429bcf6365ee806
- 06 R 76e0d0d23f110fd148c6175bec3663ce25d54fcd2f02f4b3d4b444a04f7f4b72
- 07 L 084b738818134668344f45b59f163372ac984f71fe25bd54a77a8983652c2607
- 08 L 1705000ca3a01071f403ce89ce6e743fe9b5702662639c566c38c4342e1c981e
- root 9b94f89e0de0d6e8491dde91a93c1ede66bdd37ec8be9e986fd420a991e27c34