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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 - CARAGA Award a ₱151.7M contract to CONCEPCION BASIC BUILDERS, INC.National agencies

Transaction hash:
bbbb9d93fd9f720a90a8f5d334102e1a060e27e0996fb25b30fdc5ba84b92bb0
Status:
Included and unchanged
Block:
#2,691 3,322 blocks after it
Position in block:
Transaction 331 of 468
Award day:
Mar 16, 2016 (10 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 #2,691 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 2016 Locally Funded Projects", i.e. the FY2016 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 - CARAGA awarded it to CONCEPCION BASIC BUILDERS, INC. on 2016-03-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15N00129: 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 2017-12-09). 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   bbbb9d93fd…b92bb0now      …
  2. 2. Block Merkle root changed
    stored   8b968c04e3…15044anow      …
  3. 3. Block #2691 hash changed
    stored   8164ba0ca7…3c8c27now      …
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 467 records. Each step hashes the current value together with the sibling shown.

  1. leaf  bbbb9d93fd9f720a90a8f5d334102e1a060e27e0996fb25b30fdc5ba84b92bb0
  2. 01 L bb47ba3df5adbba5c9e0158ea7a96388a9f1ed6c3ae43d81e7414042d0175468
  3. 02 L 189ff1681fdebc5fca10f31a95a898c8c7bf83fe7d5808dbd51e14ac4ff44012
  4. 03 R 0fd253133b657bc3628098e869f694bb3436c0b9f624514f94261000d5d5c0a2
  5. 04 L b944fed5518071d40d30fac6a9cec10529c39c3157ba9332ad4b1796db85e036
  6. 05 R 78bcbec5affed941265ad245880fff115002a429c1beb13ba772f2cf81b44a7d
  7. 06 R 6504136199893acb5886f1fb1433d5e21c63426f524c5bb21b7cc7798ea2f36f
  8. 07 L d04dd62f0238f1d32830d33f7d9755275fea94f46516dc2c5c2eca14d13d1f37
  9. 08 R c73490f08152205df6be5c24fef45bd42f76e4347f158456dcbc9ce814b4ef97
  10. 09 L 0be6c8013e90722623a580869c3cba61f5df9f217198352dd94fcf0f1225140d
  11. root  8b968c04e3f43587134d5d7548baca2da5eb1ca4f539ddb84fa32d869515044a