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 ₱11.2M contract to RF CONSTRUCTION AND DEVELOPMENT CORPORATIONProvinces
Transaction hash:
af56ab64f2a7fa3ca3c1d83d80a97c3103fb304a3b8e8d4980aa3814d321cc8e
Status:
Included and unchanged
Block:
#4,216 1,797 blocks after it
Position in block:
Transaction 187 of 280
Award day:
Sep 7, 2020 (6 yrs 2 mo ago)
From:
Value:
₱11,196,205.18
Project:
Concreting
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 #4,216 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 RF CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-09-07.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 af56ab64f2…21cc8enow …
- 2. Block Merkle root changedstored eb1e860a34…80dd03now …
- 3. Block #4216 hash changedstored e50f11a461…d4fdb3now …
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 279 records. Each step hashes the current value together with the sibling shown.
- leaf af56ab64f2a7fa3ca3c1d83d80a97c3103fb304a3b8e8d4980aa3814d321cc8e
- 01 L aeec6b7fabc4f2891957366ce9f8c19f4ab1c0ad8661c7f3e69738581c7ba4c9
- 02 L 3448304c58ae374171b03ae577b5cfc4f2dc09bd0041a375830a9930b7361348
- 03 R 2a05d9acc999e2a4173007169bea3236f13584ca1c415d83979f538608df8369
- 04 L 1a0ed0bb176d77e00873eb523e6eb9380d4e22bee05da05e5e7b267962e2b19e
- 05 L 92cbb8e73be675f374cbdea1d11f1edc4b3fe9085f7b3234b1756fe4cfad6ff6
- 06 L 5f9d6162a826c8a7e756cf2f461bb26884b74fa13f532aa61e9d12843a238b64
- 07 R 6e821aa63c48879a734cbbd21e31aabf6293c5d99fccd4e09f0e0525707339e2
- 08 L f7bb7ea6269ea2a08d9a41f3b1847444e9031bf53b27fdcc2f3cad0d12d3dca4
- 09 R 2df6f56941ec44ca394c9b10cba42f93e6fd8a6eeb99af034969fe6613d83ddb
- root eb1e860a3499302af0980ace7603c3cced7b55559ba86b7950d04366bd80dd03