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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 - BATANGAS 1ST DISTR Award a ₱2.9M contract to ARLKAYE BUILDERSNational agencies

Transaction hash:
0b8bbfff956f528d7912cc277f95064f64449827b63277a272127531c80120ca
Status:
Included and unchanged
Block:
#4,015 1,998 blocks after it
Position in block:
Transaction 18 of 404
Award day:
Feb 4, 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 #4,015 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 - BATANGAS 1ST DISTR awarded it to ARLKAYE BUILDERS on 2020-02-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20DB0056: 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 2020-07-10). 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   0b8bbfff95…0120canow      …
  2. 2. Block Merkle root changed
    stored   afeb252245…7c556cnow      …
  3. 3. Block #4015 hash changed
    stored   a4b18bac05…8a2934now      …
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 403 records. Each step hashes the current value together with the sibling shown.

  1. leaf  0b8bbfff956f528d7912cc277f95064f64449827b63277a272127531c80120ca
  2. 01 R 0bd5d35e26a808fa4382486ba5dd2c63d1f2e1d90fb3ac5617478baf43cf359a
  3. 02 L 8e24c5f840ef419c674fd52274963a8b4f4866a9fbc7f20d33419ec1e438bf39
  4. 03 R 8500320ef7eb27c9c4b270501a01a9f12e21bf3bc6129feef1ec4bdf304b51c4
  5. 04 R 2d42ebea961cf228199315eb2a4f93761c07ff583248b3f9ca504b9a60b5ed85
  6. 05 L e6a8c3eefb69b376b4f1b717720f073e318bb84b9266128f9c2750b1e9ff9ec5
  7. 06 R f7cc8a0f5f37b2b6a05788fbfaafafd76d8dc456a2eb29f7a587bd8f141d8eee
  8. 07 R fa6f7a9176b18100ce90f3427f495b51ca6df88d19aed347ac0daff3d3337d63
  9. 08 R 777ce3b9236b4be54cba899a5baf530c810ba7a7d834f2f0180b91f7bf729ba7
  10. 09 R 7009ee7f68a3e15d109a293c6edbe7cdfc88208b1e9adca32f0ef2a632350211
  11. root  afeb25224564db122356b30660d5eb071f599dadaab342acbdf473c8157c556c