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 - SOUTH COTABATO DEO Award a ₱1.3M contract to NIRVANA CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
d3f960c0cc736ebe220b0fef53105a611e2c5b130bf09e797dd97fae2a1c3f28
Status:
Included and unchanged
Block:
#3,857 2,156 blocks after it
Position in block:
Transaction 380 of 463
Award day:
Aug 23, 2019 (7 yrs 2 mo ago)
Value:
₱1,281,880.44
Project:
19MG0147
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 #3,857 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)DPWH lists the funding source as "Regular Infra - GAA 2019 LP", i.e. the FY2019 GAA. The exact UACS line is not given.Partly
- 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 - SOUTH COTABATO DEO awarded it to NIRVANA CONSTRUCTION AND SUPPLIES on 2019-08-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19MG0147: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2019-12-03). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 d3f960c0cc…1c3f28now …
- 2. Block Merkle root changedstored e17c4357a5…a8b81bnow …
- 3. Block #3857 hash changedstored fca72f5057…7163fenow …
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 462 records. Each step hashes the current value together with the sibling shown.
- leaf d3f960c0cc736ebe220b0fef53105a611e2c5b130bf09e797dd97fae2a1c3f28
- 01 R d41cfd0faef92c20e48b7b8e28925cc0ee8081186a54ad3d949d0cbf156e2865
- 02 R 12e3df5cd3246e265f2575ae62dfa0698c77546c176d0da842acef1f9ad7c201
- 03 L 0b465b8af2084983adb498674bd0da16c7a7fedc5451f5f9efec06116a6adb24
- 04 L ad5581407c82fb360a4d76ed44b57d4a57133d1b4f757b1b3a5ade148581e4c4
- 05 L 15dc451a76f11d8cfa6178000c49826244965776162e40c77b7a7e37eb509a32
- 06 L 841fffb1e1d052cb90bad34cae3648e137a667194b0d7e5f46c9f374a621fe7c
- 07 L 7a1e9d048d8ec733b3c71c0c88e01a9e45b79e1e6cb6172a13a2224ffb73a1c4
- 08 R 754e4e34415cd6fb694d1b8ea24a48e0ec828d60fb8a59caef7da9520121ee15
- 09 L 66881905deb78b29ff7ade457f6e1090b82e41975626ed3de6c1dae8a3559f8b
- root e17c4357a573dd57441e9e19f6f7b2d3dd3ff0e6e7a59efb464eb0c796a8b81b