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 ₱8.5M contract to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLYProvinces
Transaction hash:
aca8dc6c564e7fac8bc4ec140dfc26bba5146739ef8ab9dd7d9015e305340f1d
Status:
Included and unchanged
Block:
#4,963 1,050 blocks after it
Position in block:
Transaction 18 of 32
Award day:
Oct 31, 2022 (4 yrs ago)
Value:
₱8,486,254.36
Project:
Concrete Paving of So. Guintubhan
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 #4,963 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 SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLY on 2022-10-31.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 aca8dc6c56…340f1dnow …
- 2. Block Merkle root changedstored fa5d9a0365…e9b461now …
- 3. Block #4963 hash changedstored 3371616796…aec43fnow …
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 31 records. Each step hashes the current value together with the sibling shown.
- leaf aca8dc6c564e7fac8bc4ec140dfc26bba5146739ef8ab9dd7d9015e305340f1d
- 01 R ae6dfe9184a3fac5340e2034df3e7605e6e44991163543436bce6a9b5faa5e4c
- 02 L bd657cfc02ffe35084a7445f0f1925894b51899d5552a426061edd11eb24bbe6
- 03 R 5cb0cedcbeafc93fd3ef66e18f06d93135cbca9b49483a721ab9743e966ead25
- 04 R 1cc833329a2cc081ea4dbffd6f59308373e176a54044aa7799e7d357d4c95a13
- 05 L 5a32de69d981d924d6da8c3e4cf1660de724290e665a756d3c1bec047ccc2f35
- root fa5d9a0365ff98e965934aba799023d319086aebad08915b5101c0ed10e9b461