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 PALAWAN Award a ₱1.9M contract to E.V.VILLAOS TRADING AND CONSTRUCTIONProvinces
Transaction hash:
b5cc4fa66e8eee66e523eba314b9ed7715a71d2bda07649d611fc7c1f8802312
Status:
Included and unchanged
Block:
#3,015 2,998 blocks after it
Position in block:
Transaction 167 of 228
Award day:
Mar 13, 2017 (9 yrs 8 mo ago)
From:
Value:
₱1,861,686.80
Project:
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 #3,015 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 PALAWAN awarded it to E.V.VILLAOS TRADING AND CONSTRUCTION on 2017-03-13.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)COA's CY2024 audit of Palawan 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 b5cc4fa66e…802312now …
- 2. Block Merkle root changedstored f547ac8a00…5528c0now …
- 3. Block #3015 hash changedstored ce14b8d2c5…80e4d9now …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf b5cc4fa66e8eee66e523eba314b9ed7715a71d2bda07649d611fc7c1f8802312
- 01 L b5c50760d92410dc1c41e2c841dd33ea9044fdc3a9873facac75c1a4756194ff
- 02 L 634d5f911520382b91124076be12aaf6687830c66945759712af86cad96bf4a8
- 03 L 8e5318c703170d8032de26e1d40dbece1d86729af7382ad13d891e8762eaf917
- 04 R d0240cc0f07ed5e2b392bb74ea93735fa4a24841d620682ab0ddabd47d7af18d
- 05 R 922ed82fd2b272a6e4a62698b16f5b71b7677cfcf5a246f1e3e75a9d3263006b
- 06 L 4761d6d3fead2ce61d2adef74cf5c01ade5d3be2bffcd158394ff22695084e65
- 07 R 6924d4bdf7b81d72c37dc54727d718dcc479d092c84a0346ceab9fc6b00d2467
- 08 L eeb1b20e0f926ae79142ae5f2a71d5b8d69059ecbe846ba8250ebbe3776fc233
- root f547ac8a007de7f019ebcf5f72f950afb708ebc766f974e7998251c7ac5528c0