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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 - PALAWAN 2ND DEO Award a ₱795.9K contract to MAZON ENGINEERING AND CONSTRUCTIONNational agencies

Transaction hash:
3920e3bddf2dbd455ed0ef1fad4b342388d65639a7b39b263e0404278ed58d62
Status:
Included and unchanged
Block:
#4,639 1,374 blocks after it
Position in block:
Transaction 40 of 190
Award day:
Nov 24, 2021 (4 yrs 11 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 #4,639 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)
    The award does not say which budget line pays for it.
    Not published
  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 - PALAWAN 2ND DEO awarded it to MAZON ENGINEERING AND CONSTRUCTION on 2021-11-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   3920e3bddf…d58d62now      …
  2. 2. Block Merkle root changed
    stored   de6d0af4cf…1a0dcenow      …
  3. 3. Block #4639 hash changed
    stored   10577adf86…ac5927now      …
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 189 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3920e3bddf2dbd455ed0ef1fad4b342388d65639a7b39b263e0404278ed58d62
  2. 01 R 397200295747ba8f1a0c0720768469beb988df31d055dc1a2be5fcb73d7ce09d
  3. 02 R 38fb0696f68ff3e019a3a9292caa653463ec93efc67195499205c476a78f25f9
  4. 03 R 6fe04f7366c2ce5b564210bc00aa400325f5d8c4461ed0c4615b772f265de30e
  5. 04 L caca684ee2feef3f92667109228ef53c2a1851869b63fd58d94c7be340635a2f
  6. 05 R f1f5ab9afb1f589dcfd4da3e40d0b61f6ca947d48808606138ca7ade3efeb599
  7. 06 L 3252a3e33d768bbcd44cfe9c00d25f2c1fc4cbd3620901dac37ee821227e435b
  8. 07 R fb267a839cd17636e13cbdb1de258252169bab39ed3a03366fd84379e721e9df
  9. 08 R a76970726b0993a083fc996b4ef84165451899010049a87ef30c973e717bc1e4
  10. root  de6d0af4cf673f03ce4807ca25cc3b70cc0929faca9b3d57fae18a144a1a0dce