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
TARLAC COLLEGE OF AGRICULTURE Award a ₱175.8K contract to MALTA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
242eb7a9ccc8e4d6b72cbd25c99b2ad6cd99ffd35e2a7d270f6b6d523b753e0c
Status:
Included and unchanged
Block:
#2,282 3,731 blocks after it
Position in block:
Transaction 2 of 19
Award day:
Dec 26, 2014 (11 yrs 10 mo ago)
Value:
₱175,800.00
Project:
014-017 INFRA
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 #2,282 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)TARLAC COLLEGE OF AGRICULTURE awarded it to MALTA CONSTRUCTION AND SUPPLY on 2014-12-26.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 242eb7a9cc…753e0cnow …
- 2. Block Merkle root changedstored cc257ee206…b94648now …
- 3. Block #2282 hash changedstored 3b61dbfa93…359bb3now …
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 18 records. Each step hashes the current value together with the sibling shown.
- leaf 242eb7a9ccc8e4d6b72cbd25c99b2ad6cd99ffd35e2a7d270f6b6d523b753e0c
- 01 R 2ae820455fa2d84f12b12db70358dde67ca282cb9364f9ef947ac56b1fedaa1b
- 02 L 4fcd1eb0ebfbeea25f8b0416d7a17124d30b6be645b7980f0aada6fc618d6b9c
- 03 R 1e2ab8c0efcdbbfdc4d26ffca15fe8a609b64613cc0187c354b457f3ac68c183
- 04 R dd0530d059acfa7e8d07fce4cadc4770b4beedfd2b0bc0ef43cb1d0b2c7a8336
- 05 R 203f03abb25d31155ccc641ce94fea38e66054664dd2b3e72e58599595e806d9
- root cc257ee206a6618dbac31a32c63a3fda740ff1979439a817d3163fe38ab94648