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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 EDUCATION - SCHOOLS DIVISION OF TANDAG CITY Award a ₱1.6M contract to MELROSHEAN CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
3f4d07464fdf4ecc6d035bc0ec0d29114f046423c139d418eec8370a74a55efb
Status:
Included and unchanged
Block:
#5,468 545 blocks after it
Position in block:
Transaction 142 of 564
Award day:
Apr 8, 2024 (2 yrs 7 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 #5,468 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 EDUCATION - SCHOOLS DIVISION OF TANDAG CITY awarded it to MELROSHEAN CONSTRUCTION CORPORATION on 2024-04-08.
    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   3f4d07464f…a55efbnow      …
  2. 2. Block Merkle root changed
    stored   bdbc7da3fe…9636acnow      …
  3. 3. Block #5468 hash changed
    stored   3bd249ee30…a93886now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 563 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3f4d07464fdf4ecc6d035bc0ec0d29114f046423c139d418eec8370a74a55efb
  2. 01 R 3f6f17c9f615c46811249bad782a5e03ce0d261d9fb9b60c4d07e2b7ee284b84
  3. 02 L 76177c8fa962f5e6c49f92488a3df628511ce0908134da318ef0fe1bbf1a85c4
  4. 03 L da9a38064089d9bb773c35fb5ce9bf09920663af2663871c21e575309c83de3f
  5. 04 L 84e23adfa4a1f5308793084e8c9faf5963296c7050687548d0b2dbf4d5baddc8
  6. 05 R 835d4941487ef9f8767f520cfd723ef9d89e16250c95c0811fdb2fcc2753c3e2
  7. 06 R ef48575c88c64c216703bff5259ae3fab92f44bdb750f7fd4275bcf241706471
  8. 07 R 617a84215b8beddfb14b1ceb62f99d760762ed7d8077140cfa8abcb1ff355249
  9. 08 L 2ae491bf819db931176cf4c4502e94d424dab09ef9aa3e870b641b6812c3215b
  10. 09 R 047626b734317e9247a1c96622b3abd4f2698f8b910d27bdee7fd2472ca13c94
  11. 10 R d6603c9f178f1bd7c115b28f164016ec0c050cf2fad7ab5c6c10c0974357bde4
  12. root  bdbc7da3fe51498b6d64586d034528592ab65f484659ed8361e64e1ef89636ac