Skip to content
FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B Award a ₱93.0M contract to NEWBIG FOUR J CONSTRUCTION INC.National agencies

Transaction hash:
4b9bee2ffdca3a1e47616da59c8defb1028e67272bfd579204e96c6a94f32323
Status:
Included and unchanged
Block:
#5,455 558 blocks after it
Position in block:
Transaction 193 of 637
Award day:
Mar 26, 2024 (2 yrs 7 mo ago)

Accountability

Bill Sec. 3 and 19
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 #5,455 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2024 SSP", i.e. the FY2024 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION IV-B awarded it to NEWBIG FOUR J CONSTRUCTION INC. on 2024-03-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24E00164: On-Going, 86.16% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   4b9bee2ffd…f32323now      …
  2. 2. Block Merkle root changed
    stored   4265784314…780451now      …
  3. 3. Block #5455 hash changed
    stored   8b48f1c5af…3e783dnow      …
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 636 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4b9bee2ffdca3a1e47616da59c8defb1028e67272bfd579204e96c6a94f32323
  2. 01 L 4b2fd79204c8518c3b749a841bd8cad79e6c6a64c9b2742307b135c101dba9b9
  3. 02 R 98b31be015b980e23157221c4167aa17a066d5681a68cbe1db935576f2343f82
  4. 03 R d935e861230f1451551785fe4b75836ef0d83cd996cb314cda9fe358c95dcc76
  5. 04 R bfd551243cc2cdc6eb15934b4d7b9891ff876c76660c6345b7b98be1611a6383
  6. 05 R 3f8475ab0235051044d2591d66d3a7e80f0e7e4e685eb199dc2eb906acf2547e
  7. 06 R 425f419bc99c98dd159671be4527bf21344f9f1d3c6104c379d0541e42baae53
  8. 07 L cb76266481929d299b0199466c3a3afcc585cc61522aa084ad59517e08a870a7
  9. 08 L ba69a58a639ff64043828a92e1a108c25d92c1fcf3231c32eb42a8cd7a483a48
  10. 09 R 8561e461a9c189d4d21f9c2e563760f995e4e0e9ebecfc060bd851ab5bcd68b7
  11. 10 R 4dc7f880c21b2cf27c66faea5117d8953b29a48f5588221e7ec99a81b14bef6f
  12. root  4265784314768b40d92244dfb446c5b91a19df32273663f45368c3d35a780451