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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE DE Award a ₱4.9M contract to METRO GEAR CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
432cb0c7bc83beb2ca2954b726936ff5cd338c7c2a8cb1a808d8625722587d5d
Status:
Included and unchanged
Block:
#4,417 1,596 blocks after it
Position in block:
Transaction 2 of 7
Award day:
Apr 11, 2021 (5 yrs 7 mo ago)
Value:
₱4,944,609.40
Project:
21LC0154 - Construction of Multi-Purpose Building,
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 #4,417 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE DE awarded it to METRO GEAR CONSTRUCTION CORPORATION on 2021-04-11.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 432cb0c7bc…587d5dnow …
- 2. Block Merkle root changedstored 74c54f7187…74d6c9now …
- 3. Block #4417 hash changedstored 2d8a155670…722c32now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 6 records. Each step hashes the current value together with the sibling shown.
- leaf 432cb0c7bc83beb2ca2954b726936ff5cd338c7c2a8cb1a808d8625722587d5d
- 01 R 47465583901c07d32b14e351977105176b8d6d7293b56794ad303331e3b25392
- 02 L bdfc80cbf1a589d5071f305156f63710a3b8e8bd85e39c3c3443bde75437eaee
- 03 R 8107d98f54b6ccd03538bc3e8a8b7a80c89b4e81cf95e4564695da7060817925
- root 74c54f7187cac417c7eb0501dc31327997c8ac762d8c8126913a01dce374d6c9