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 ₱47.1M contract to SILVER DRAGON CONSTRUCTION LUMBER AND GLASS SUPPLYProvinces
Transaction hash:
bc5d066cc74e4e2676090c999a3f01edbb66c646a23b4daa2fa159abb102a99b
Status:
Included and unchanged
Block:
#2,401 3,612 blocks after it
Position in block:
Transaction 75 of 109
Award day:
May 8, 2015 (11 yrs 6 mo ago)
Value:
₱47,085,900.38
Project:
Labor & Materials
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 #2,401 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 2015-05-08.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 bc5d066cc7…02a99bnow …
- 2. Block Merkle root changedstored 4d278161d3…6d952bnow …
- 3. Block #2401 hash changedstored 91e96e0c30…cfc13fnow …
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 108 records. Each step hashes the current value together with the sibling shown.
- leaf bc5d066cc74e4e2676090c999a3f01edbb66c646a23b4daa2fa159abb102a99b
- 01 L b91098f7efa93aa7dec5ecb4f8b6a22d04a97f739e4e1dc2bba187a7da3257cb
- 02 L d9ea439bce358c0b0f9bbaedff583ccaf1cc32725bdf27144bdc25f65f48f4b8
- 03 R dfe5fae53a0a00887e18cadd9c3781a3d62a7f9bcb8d393b0aad2c4958432236
- 04 L d1f58d13d6a99f678d76406f0cf2fed30b97d64383a00945e831bee0f487623e
- 05 R 82c2a5ba93d78b0ed6d94722cd95f9bbc76a2a26de29780aad4939f01aa63448
- 06 R 63a36381cb514c6834203d2602a6325cc2698a59e42895de798ceb61498678c5
- 07 L f842cc5deddf2bab8c7ee7c53d6893eea10b985f2f608aecbdde37bd1c89e1c1
- root 4d278161d39c4f7bfb905c0cd4b07c56c5ce001a7dab88e39f69425fbb6d952b