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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

LEGARDA ELEMENTARY SCHOOL Award a ₱98.5K contract to MMEEN CONSTRUCTIONNational agencies

Transaction hash:
25973e4db700d7a34e89e67290d402e30c7a0d8db6f3ed7e92d56048fb28b066
Status:
Included and unchanged
Block:
#3,770 2,243 blocks after it
Position in block:
Transaction 27 of 272
Award day:
May 22, 2019 (7 yrs 5 mo ago)
Value:
₱98,513.74
Project:
TILE WORKS AT 2 UNITS SCIENCE LABORATORY

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #3,770 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)
    LEGARDA ELEMENTARY SCHOOL awarded it to MMEEN CONSTRUCTION on 2019-05-22.
    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   25973e4db7…28b066now      …
  2. 2. Block Merkle root changed
    stored   912ae31fe9…a1a70fnow      …
  3. 3. Block #3770 hash changed
    stored   2f7919e236…ec0f64now      …
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 271 records. Each step hashes the current value together with the sibling shown.

  1. leaf  25973e4db700d7a34e89e67290d402e30c7a0d8db6f3ed7e92d56048fb28b066
  2. 01 L 256f8a4828d98984103cce5ae98f9285553ef864790599ac539bc346fc7ae7d9
  3. 02 L c1ef1f2a7d530acbc42267f11e5d0b251a91ea9537247032183cef7b547c104a
  4. 03 R 812a034cbfbe608eb109917c3c4597b5eb18932527c0cae52c6560db968a0ca1
  5. 04 L 6f98406f9fd9ac7dac7b8508e7ecc28d097c0b1a604338e2e9fa8d6f2e14bf06
  6. 05 L ede58a83837fc0e2ce67e67f0ebda7f10e42cba4d1159e4cbffc46fe1bfcb9ce
  7. 06 R c2b6a683282f256dc648741aec9448e56bbdb0dbae28d849ab4d3a0ade921bd8
  8. 07 R 0c160197a12f2992389059960d8a124f46970dd7be519edac5b7879089fb55c7
  9. 08 R 4df246815ea33a3fb741823356d8ac0afccb413e4dfc989de8548f6fc64f29a9
  10. 09 R ab10820c17611528a49107e5324c41d882a071253448a24c7617c330e37c07e8
  11. root  912ae31fe97f967c982577ce2450b560fc65c2225d7b75a5afdc65ae33a1a70f