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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 - BATANGAS IV DEO Award a ₱93.6M contract to STRUKTURA TEKNIKA SERVICES COMPANYNational agencies

Transaction hash:
de0e89cf2ff3e8e4b0fd5593ad3781bf5d9f8fc762774c6b7634692d91845fc3
Status:
Included and unchanged
Block:
#5,372 641 blocks after it
Position in block:
Transaction 403 of 460
Award day:
Dec 29, 2023 (2 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 #5,372 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 - BATANGAS IV DEO awarded it to STRUKTURA TEKNIKA SERVICES COMPANY on 2023-12-29.
    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   de0e89cf2f…845fc3now      …
  2. 2. Block Merkle root changed
    stored   ecccfc12fb…9fb697now      …
  3. 3. Block #5372 hash changed
    stored   0e69f21184…1ac194now      …
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 459 records. Each step hashes the current value together with the sibling shown.

  1. leaf  de0e89cf2ff3e8e4b0fd5593ad3781bf5d9f8fc762774c6b7634692d91845fc3
  2. 01 L ddd9831b2192ebe539a62aa947379745f38442e84be428d4b03fe23ba71676c6
  3. 02 L 85318a6f4d10d28c900f13af020826989e7a8236619a406c6ba6b91b88b7635c
  4. 03 R 1941ceb49c26ff9fc5042312f66d5d9488afd01b3553747a18eb4bac46a6e2c7
  5. 04 R cac71c0b47e259c2f504cc9cdd8ba7181cc075a2e27cf32cd8d1b279dd7492d4
  6. 05 L 32724193d7a9930d943324c64f6df1d41dbe69086523ceb61657f33f8862bdd6
  7. 06 R 02bd08c3e2c651d5fa2b6719f93241962085c445bcb2a7c8f48aabb009498ff2
  8. 07 R f153bcb17cc4ffb399df15a719ac1817557b0cbfccd20ffa2d1beee8505f8cb6
  9. 08 L 1979aca79e582ee7dd3897d6f411ac783d0fb0fc5f856babcb75604d5d8e7237
  10. 09 L fd6a75ac23aad471c0a9da4292c9354de922cf859be1232b19f8e76aafdc5be7
  11. root  ecccfc12fb8befdcf6612d6d056673a717cb9e2b666e65ca4d016a06259fb697