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 - NORTHERN SAMAR 1ST Award a ₱2.0M contract to JCAD ENGINEERING & SUPPLYNational agencies
Transaction hash:
4e6146daf25248d4dd02807fee8bf9f0a10a213790b44d6c49bb7997c3096b72
Status:
Included and unchanged
Block:
#3,881 2,132 blocks after it
Position in block:
Transaction 86 of 273
Award day:
Sep 18, 2019 (7 yrs 1 mo ago)
Value:
₱1,974,100.45
Project:
19IH0074
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 #3,881 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 - NORTHERN SAMAR 1ST awarded it to JCAD ENGINEERING & SUPPLY on 2019-09-18.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 4e6146daf2…096b72now …
- 2. Block Merkle root changedstored 087cc93a44…b19ba8now …
- 3. Block #3881 hash changedstored 4e59d746d3…1a7bfanow …
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 272 records. Each step hashes the current value together with the sibling shown.
- leaf 4e6146daf25248d4dd02807fee8bf9f0a10a213790b44d6c49bb7997c3096b72
- 01 R 4f31e73d4f9c55efe25b445e2a63f009e10f20332649344a79f355f1abacbd44
- 02 L 98cba28dbfaa95a3620cdc961cde443ab5ed2398301c6d3fed5111f16b4c67f3
- 03 L 1d2c6de8d3ad792baad6f98e14fbf43c02987428ca718f35fa048b2c8d262ee3
- 04 R e9aa5f9fa03a058dbf2b11d8b8a32dc1793a743a85c9d47abd43143d89a2c769
- 05 L 9e8e2492ea5b69a6ca0653d5bd9c341292515ef825337f1f06c8d29200584372
- 06 R 4d9ac4d18130beea7830d8dbe69bf6bb080226c270cb4f12307455531c96580c
- 07 L 84e2590a3cfc996105a2ef20fb6fb9f87ad0682ad0db1ca69b26c1b6d4de0703
- 08 R 1a96d80402e9f3313b3c10a1845f21cabb2d6ad99ad71b88e6d2640106adabdc
- 09 R 09c96d6479def1401fba6d658dc4fca9cc3a2006e7e7dd091de4c7fddc2fb77c
- root 087cc93a44e83c17684d0f864c817500180f80d78aa6020606a29c9317b19ba8