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 CAGAYAN Award a ₱4.2M contract to CREST92 CONSTRUCTION & DEVELOPMENT CORPORATIONProvinces
Transaction hash:
2c00ac132ffb4a2cb55559ebf10c4057cb315578f32cd53b8ab5a3ed9655fafe
Status:
Included and unchanged
Block:
#4,283 1,730 blocks after it
Position in block:
Transaction 74 of 428
Award day:
Nov 17, 2020 (5 yrs 11 mo ago)
From:
Value:
₱4,196,488.01
Project:
Concreting of Solana - Bauan - Iraga Road (Andaray
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 #4,283 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 CAGAYAN awarded it to CREST92 CONSTRUCTION & DEVELOPMENT CORPORATION on 2020-11-17.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 Cagayan 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 2c00ac132f…55fafenow …
- 2. Block Merkle root changedstored 2247718032…073a83now …
- 3. Block #4283 hash changedstored 4a92d99218…ab86dfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 427 records. Each step hashes the current value together with the sibling shown.
- leaf 2c00ac132ffb4a2cb55559ebf10c4057cb315578f32cd53b8ab5a3ed9655fafe
- 01 R 2c1cf30383d59285b0a685e02b4f801c347d9bfcd41b334eda0f9495a49588de
- 02 L 5db8c743c4cc8dd98e3c57108cef64e71c550331ca47f986c32a1ca53a15d81f
- 03 R d308d1564d3c31c1ec7eab433d8d4485f291d347a9a15ffeb4ae1f4e6b318222
- 04 L 7d85e3cd59909fedf3d2f3fa3818a1142474bcc7253bd79a92e3b82e640b671e
- 05 R ddf6c3deb1e06e9bed88dad66575677d585466a4e72a39245a8707cbecda07bb
- 06 R d0fa7536cc5d64d3db0b06b5159d90afe9eaf627f1a3a81d9d50e0a092d7082f
- 07 L 231c960d4e10ed49fc5a79944ec970e04be051170ea5713b920aeda8de0d8c28
- 08 R 48f33fc00a8166ba9736913b07c4510f0e6d72be0eee06e74d7ddd59da4cb245
- 09 R 80e472de09c087f762a98702b22c9991ace4535322d12091bf1dc638df3eebb0
- root 2247718032f1eb252ec858113ed4f42e8287748622183f37683495b2a1073a83