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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 - AURORA DEO Award a ₱9.3M contract to BAMM BUSINESS VENTURES INCNational agencies

Transaction hash:
fba3054b93ecb4cdac0cf3b3ea26df59fdd2347119a5a88a304e2020f624b9f2
Status:
Included and unchanged
Block:
#4,010 2,003 blocks after it
Position in block:
Transaction 897 of 908
Award day:
Jan 30, 2020 (6 yrs 9 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 #4,010 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 2020 LP", i.e. the FY2020 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 - AURORA DEO awarded it to BAMM BUSINESS VENTURES INC on 2020-01-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20CN0055: Completed, 100% 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)
    DPWH marks the contract "Completed" (end 2020-10-25). The certificate itself is not published.
    Partly
  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, 2 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   fba3054b93…24b9f2now      …
  2. 2. Block Merkle root changed
    stored   afe2342084…9660f8now      …
  3. 3. Block #4010 hash changed
    stored   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.

  1. leaf  fba3054b93ecb4cdac0cf3b3ea26df59fdd2347119a5a88a304e2020f624b9f2
  2. 01 L fb9508bda44e0d2663cee7aadd4b1215d763ddeb0ca84f4fbae3ea113bbbedbd
  3. 02 R 2ea1539d9afe2bf7976f567692de0cf55935c594bdc12e941c724dda2f1e42f8
  4. 03 R 626aee222705e823aa5e465fcb340cbf1533c33f415ddc52f22201c27886c4b1
  5. 04 R 59751ff5dac8b114f3b2d407228b87775b0c8adf3e2a53061c5304f3dadfdf79
  6. 05 R d3b54dc70f3ebeda3a2afa4fc26d2914b04498791bd39a618c4a0d0ccce10984
  7. 06 R 0bb2538cda0baa7cb6a04f63679612eb5be7fd79b14fc13693e0861e416a0f25
  8. 07 R 927f90dabb0be7b03ccd246abfea5194a5e4371a4f01d05cef60a388c1f42e7b
  9. 08 L 6ab3a4db933fcb0a0159e94dc48806ea96512f7dc96acc9ec0cd1999252efd70
  10. 09 L ce0680254afb8525d99fa20e751404768521bf60e72203aeb4f23ed06a6aae8e
  11. 10 L a834cba34961379462046b219d5406e9aea5a2a2129dfc187d8e0eb50f29747b
  12. root  afe2342084c3f3d1efdc3dc748fd73302c8abc217ab9b8bb651d7480619660f8