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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 - DAVAO CITY DEO Award a ₱43.0M contract to MORTAR MASTERS AND CONCRETE BUILDERSNational agencies

Transaction hash:
f95aabd2591fa4e7a0506dcbbd8fee02af717f81b730f6ea7cefc2f20cb89451
Status:
Included and unchanged
Block:
#4,801 1,212 blocks after it
Position in block:
Transaction 437 of 449
Award day:
May 16, 2022 (4 yrs 5 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 #4,801 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 2022 OO-2", i.e. the FY2022 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 - DAVAO CITY DEO awarded it to MORTAR MASTERS AND CONCRETE BUILDERS on 2022-05-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22LB0432: 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 2024-01-17). 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   f95aabd259…b89451now      …
  2. 2. Block Merkle root changed
    stored   44fa606442…c9252bnow      …
  3. 3. Block #4801 hash changed
    stored   11a667a1d1…e057dcnow      …
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 448 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f95aabd2591fa4e7a0506dcbbd8fee02af717f81b730f6ea7cefc2f20cb89451
  2. 01 L f901170128b6287176f0edc05d1b85cabc528cf1e8be3697f9f3996576a8212b
  3. 02 R 74f6fa11dde5f6811995a0cc2c77b10ada61c47c8e6875a77eaffb65f521db09
  4. 03 L ad552d46711dacef07fca0e9776881742123fa52fb6210a0415ffa9834efd17c
  5. 04 R a9fad359b49ea3821eeac162828d336a0b11c5e46e8b635ef1368c701eef69d5
  6. 05 L 3df6a1e55b47029027848b8a33f49a44b94b10a6eb36e396e3b354536e39419a
  7. 06 L 03876c3603daef52f7ef114a840d21b814805dd414fcec30757dfc320a00a0be
  8. 07 R 8bba2fcb80fdb59f073dda04682848ba16c7b262fdda47fcdfef380c36339c79
  9. 08 L f79bd721d3aae1b672c2c94aaabfb9f81f517f9842ce785348bd3834794dc5b3
  10. 09 L 2ec0075e231ebe89ee10befbd35e49741249bb192845220ca3e27551e335f0f1
  11. root  44fa6064421de941740b51e7948be6f4d80f469c9ddf6eecd0746f6967c9252b