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 - BATANGAS IV DEO Award a ₱1.9M contract to P-SQUARE CONTRACTING & SERVICESNational agencies
Transaction hash:
9789bebbd455ab25fa8ebe6a9d3cd9baedecc33b15086d2601b0b0cf9f0282b1
Status:
Included and unchanged
Block:
#4,010 2,003 blocks after it
Position in block:
Transaction 535 of 908
Award day:
Jan 30, 2020 (6 yrs 9 mo ago)
Value:
₱1,920,324.06
Project:
20DD0080
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 #4,010 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 - BATANGAS IV DEO awarded it to P-SQUARE CONTRACTING & SERVICES on 2020-01-30.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 9789bebbd4…0282b1now …
- 2. Block Merkle root changedstored afe2342084…9660f8now …
- 3. Block #4010 hash changedstored 16bcfd07d7…28f48fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 907 records. Each step hashes the current value together with the sibling shown.
- leaf 9789bebbd455ab25fa8ebe6a9d3cd9baedecc33b15086d2601b0b0cf9f0282b1
- 01 L 9710582313362bf8e379de2aad2dce20903c4b6c98097ba7705c8cf26574f671
- 02 L 44ddb87fdc6cc917bbf94f9b34929edad135a7b658e8cfa957941b1943e4aa1b
- 03 L 56a409437bd138ac77366d14af4500e0398472d29952a32ef53c4a3a7aa9c730
- 04 R b268d5346c8fd82607067b307dbc603971457750f3498e607d713131451a73d3
- 05 L b570cc4f14f079d027fb244a548317dc673efc8a0c72a2ab4e8448d82ebadcd5
- 06 R e9e1e8f5229910ff619ca5b71e6ae3f682194fa439a1d0e941ffa1b3ac4735f8
- 07 R 2a899590452c7649cd6130baafa7b1a1c675873f2fd63904d6154ffca597f48c
- 08 R e98666ea957d8d3a08e9e78fdf77b2d6418788c14b69c2d8e292fa7eef4a9e72
- 09 R d5ed4812fabc3be5338cc43fb568269ce597b75b27f636590ea9e5ea4ce3a234
- 10 L a834cba34961379462046b219d5406e9aea5a2a2129dfc187d8e0eb50f29747b
- root afe2342084c3f3d1efdc3dc748fd73302c8abc217ab9b8bb651d7480619660f8