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
PROVINCE OF NEGROS OCCIDENTAL Award a ₱762.8K contract to GPM TRADING & ENGINEERING SERVICESProvinces
Transaction hash:
e8bddcb81e4800d8a8a8f05fd21539a0b835bf8d7508a46c028313e65ac8dac1
Status:
Included and unchanged
Block:
#4,062 1,951 blocks after it
Position in block:
Transaction 133 of 143
Award day:
Mar 25, 2020 (6 yrs 7 mo ago)
Value:
₱762,800.00
Project:
Replacement and Installation of Palapala Water
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 #4,062 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)PROVINCE OF NEGROS OCCIDENTAL awarded it to GPM TRADING & ENGINEERING SERVICES on 2020-03-25.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 Negros Occidental 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 e8bddcb81e…c8dac1now …
- 2. Block Merkle root changedstored c2f49d780c…6fdc38now …
- 3. Block #4062 hash changedstored 8f6dfef5ed…b07f22now …
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 142 records. Each step hashes the current value together with the sibling shown.
- leaf e8bddcb81e4800d8a8a8f05fd21539a0b835bf8d7508a46c028313e65ac8dac1
- 01 L e6b2610b54bad6c10f6bf05ca8326db0618f5449247c55df761fc6b935444894
- 02 R 0cf9b702a203221cdae5c4ee49c8ba89fe9fed61c608c8d541aad3c3616f4b75
- 03 L 8a2574635a327c500bdb5db91f8cd955ac2887bb36411a00911cc2760e023523
- 04 R 787672c68c8ecf7387d0d644cf8cabc95861de7f82411073f4aa07fc8538cf1a
- 05 R c190999c5c1ffe50c3e03f184f745447cef018b55e632d54bfbab1140a1cafa2
- 06 R b0f8808c795dc0d0b6fee5d57f968c5bad254b05423333a6fff4e927dcb258fd
- 07 R cf69d51d2e99982648ff6966e949bbef388eeb1e676a85ec6a400c82ef1e35ad
- 08 L e892f1c6e2456e0aa99776e6e910cedaf1a6838d2d528629ae3048160daf9c15
- root c2f49d780c3e932a9b1386483032bfa3fcf399efb0b895150cc24e532f6fdc38