Skip to content
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 DEL SUR DIST Award a ₱3.9M contract to R.C. MELGAZO BUILDERSNational agencies

Transaction hash:
4c24aad73acb33bcd76cd321ed1de4a01347ffa8789198e01d181cba62964c0a
Status:
Included and unchanged
Block:
#5,462 551 blocks after it
Position in block:
Transaction 124 of 403
Award day:
Apr 2, 2024 (2 yrs 7 mo ago)
Value:
₱3,880,796.09
Project:
24LD0137-NOA, NTP & CONTRACT

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 #5,462 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 2024 SSP", i.e. the FY2024 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 DEL SUR DIST awarded it to R.C. MELGAZO BUILDERS on 2024-04-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24LD0137: 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 2024-06-25). 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   4c24aad73a…964c0anow      …
  2. 2. Block Merkle root changed
    stored   b48b634ea0…b52795now      …
  3. 3. Block #5462 hash changed
    stored   4a0a09abad…b4eb8cnow      …
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 402 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4c24aad73acb33bcd76cd321ed1de4a01347ffa8789198e01d181cba62964c0a
  2. 01 R 4c8be2bf87dfcdd1f1439b2c6fa34db0168989211e41360a4b15d13d3ca75015
  3. 02 R bc81ef93d56dfc0d183c727c906b7e17896d872d5878be7620b705a9cf141cc4
  4. 03 L 19635b496259734d387e98656435869f857cd920d42c7d3b6c23743e10c8b207
  5. 04 L efcc1201ddcbbb688b970e346214ff36ced3504511b7514d6d9bf2269e8b852c
  6. 05 L 741e1d1506df8d291f3a86186cf0ee2d387c3577762a2163e5f26fdecf9643a2
  7. 06 L 4af61c89de33100dc4549687ef8bef500906eeb199035e9810ef100c2f243cbc
  8. 07 L 921e1be0b0737412e4c66ee2d450aad9fadc4dd8e08336be8abb507b2c37743e
  9. 08 R db65066ccaf91b11bdcf4f0b1168ace922ba33a9544e19d3ba9f21dff32103d2
  10. 09 R 9abd40204da1ad98b3c2537f58b989a290686d03ca8fefb85618c5cde41badfb
  11. root  b48b634ea04d01391664176c7c717cbac807a2932aa538e885088d2005b52795