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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA Award a ₱499.7K contract to WINLEI CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
adc4dafe613558205d4b6fa3d0aafb531c66fc6f4fa84cb9077551ec5b194a2c
Status:
Included and unchanged
Block:
#4,127 1,886 blocks after it
Position in block:
Transaction 80 of 120
Award day:
Jun 9, 2020 (6 yrs 5 mo ago)
Value:
₱499,700.00
Project:
CONSTRUCTION OF PALABOTAN I MAPITO CIS Located at
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 #4,127 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 NUEVA VIZCAYA - BAYOMBONG NUEVA VIZCAYA awarded it to WINLEI CONSTRUCTION AND SUPPLY on 2020-06-09.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 Nueva Vizcaya 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 adc4dafe61…194a2cnow …
- 2. Block Merkle root changedstored b20603b484…e59bdfnow …
- 3. Block #4127 hash changedstored 2933bbf1e2…5371dfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 119 records. Each step hashes the current value together with the sibling shown.
- leaf adc4dafe613558205d4b6fa3d0aafb531c66fc6f4fa84cb9077551ec5b194a2c
- 01 R b0ca74afc84b60466157ddf106521f375be626c229058e11f04d60ed6eb62216
- 02 R f08a5be349f8d4fcdef82ed8106fed92cf6f9ad5e68e7c100bd8833ffc85c034
- 03 R d76c54d02ba16dfcffd161615aa85bd0bd4ed96e44d52481facbc0bcb4a38360
- 04 R af808f4f8892bb3529d65b8d4f54911f2be9fc8e529b2ad95071b8153aca348f
- 05 L e8f78f79b0a1e8b0f070a5580cf9536d01ad555972886e3cfc0029f520fd9de0
- 06 R 35e21506b5ef5ec33526da2329958c973ae8d6e93007e75571cc0ee0059c5c3e
- 07 L cf5b8f7f6f66f889b9de7c748d58691088f9700693b9684acf5f88efa573949d
- root b20603b48447c71f0c556fac9c6ed7a7e9bd1f914bde374feb7ee4a444e59bdf