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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 ₱2.9M contract to LANDEVTECH CONSTRUCTION, INC.National agencies

Transaction hash:
b469bb5497d136a4973d7b2a93a3eba6f4e098435efcc58ecb2ea0170ae7f392
Status:
Included and unchanged
Block:
#4,426 1,587 blocks after it
Position in block:
Transaction 207 of 300
Award day:
Apr 20, 2021 (5 yrs 6 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 #4,426 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 2021 LP", i.e. the FY2021 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 LANDEVTECH CONSTRUCTION, INC. on 2021-04-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LB0171: 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 2021-10-16). 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   b469bb5497…e7f392now      …
  2. 2. Block Merkle root changed
    stored   03e92cd5b0…569440now      …
  3. 3. Block #4426 hash changed
    stored   15736abae9…a81ff8now      …
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 299 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b469bb5497d136a4973d7b2a93a3eba6f4e098435efcc58ecb2ea0170ae7f392
  2. 01 L b1ea3689cf93175ae1cf61c7dc1c26f45cab0cd361dee9708736ca2d1dd34674
  3. 02 L cda490f39222b11294135d96c80dfd7ea078a41c1d06d0847215054347d942fb
  4. 03 L 40d1d70925774aa47346e24d21f32f3e015cd2587d480c3b01fb57ac8d919eab
  5. 04 L 0f8a0746a4a54c14deab9978881415fa47f2b09caee21013c46b5ef100c4dcdd
  6. 05 R 3d120780d10a4c6d37fc0b8d1b606d1bc4a44fc5aaffe295704be28c2384a9ea
  7. 06 R 38628de715ec2f7992d64f8f7e62875101e2552eb2e4c284cc24e9710158014f
  8. 07 L e69c84333bef14db51832f44b23491f672a07028c478931ab7b0f8ae0c16311d
  9. 08 L ad0914ca05870ddc01b5753729225152d9705e3390c9ae5b4770643ee6774e67
  10. 09 R d5d45c7fbf277b5ae085f63b2047a617d6d858d0d02316c50f30ac82dab0b5e5
  11. root  03e92cd5b0bdb1b8da1273edf4114421489a04b8bb7cb1c24c2377eab5569440