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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 - SOUTH METRO MANILA Award a ₱3.2M contract to JMK BUILDERS CONSTRUCTIONNational agencies

Transaction hash:
c4e2e7d17ddbd350347ad417bf0eafda6123f449ce52c8cdfce1c681813fc399
Status:
Included and unchanged
Block:
#2,957 3,056 blocks after it
Position in block:
Transaction 159 of 207
Award day:
Jan 10, 2017 (9 yrs 10 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 #2,957 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 2017 MFO-2", i.e. the FY2017 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 - SOUTH METRO MANILA awarded it to JMK BUILDERS CONSTRUCTION on 2017-01-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17OH0005: 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 2017-05-18). 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   c4e2e7d17d…3fc399now      …
  2. 2. Block Merkle root changed
    stored   0aa4adbfc6…56f89enow      …
  3. 3. Block #2957 hash changed
    stored   9f46373c7c…b1bcd7now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 206 records. Each step hashes the current value together with the sibling shown.

  1. leaf  c4e2e7d17ddbd350347ad417bf0eafda6123f449ce52c8cdfce1c681813fc399
  2. 01 L c20ee8c6aa0c05a2dcf8a04fa1114966bec844998c362ac56ae61004775b7131
  3. 02 L f0c21e9b11e067a6f664d145d3d5e1b500a43c1e1b9dec482944416cd340b666
  4. 03 L d89a25a0b91ae887db0383345c834231f35f8f1773cbbb84c26afb85ec1fce68
  5. 04 L 559930c6de1df2cab3bfcfd9eb0f0badae934b085da09ccf325ac98650ec7108
  6. 05 L 1b928ac8e861b941e29f2c91caefbf4d4ea9546b3d30e5ad7554f0d05397dd1f
  7. 06 R e1dcf923b82d3896a6537aeb842590015a4ed9ff34fa6bc76521b1273fcfabc3
  8. 07 R 22c28800b6b57a6fcdc9811f9d349cc9c6fc167c025ee209936df9d3c5c83786
  9. 08 L 018c932e37ac9a58913e804f30377ce4883e1b8dfad08c1e507e5c1c519c0f83
  10. root  0aa4adbfc60c4b8879fcd8b1f8d0170c5026bef977fd7d9677615aff2056f89e