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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 - CAGAYAN 2ND DEO Award a ₱2.5M contract to J.B. ALCANTARA BUILDERSNational agencies

Transaction hash:
df319d0db2a9ccf9039ebaca7db62fa8dbcc6567aeb5313db9e1b2717306e60e
Status:
Included and unchanged
Block:
#3,228 2,785 blocks after it
Position in block:
Transaction 233 of 272
Award day:
Oct 24, 2017 (9 yrs ago)
Value:
₱2,518,053.60
Project:
17BC0166-Construction of 1-Storey 2 Classroom with

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 #3,228 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 "Outside Infra - GAA 2017 DepEd BEFF", 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 - CAGAYAN 2ND DEO awarded it to J.B. ALCANTARA BUILDERS on 2017-10-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 17BC0166: 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 2018-04-17). 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   df319d0db2…06e60enow      …
  2. 2. Block Merkle root changed
    stored   a19a170dc8…613a70now      …
  3. 3. Block #3228 hash changed
    stored   7be7042ad4…9aceacnow      …
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  df319d0db2a9ccf9039ebaca7db62fa8dbcc6567aeb5313db9e1b2717306e60e
  2. 01 L dee2f5cfa606093d223331180d8c67c2d2497b52f2c138f1deb5bc87dce9935e
  3. 02 R ebcc0808ebfb58fca8436f50305dab38e2aae10ebeb32ca93ebe517ee08ba878
  4. 03 R cc37bbd44dee1fd84e5c8cbae94343589980246e88710821014a7cb2f8119087
  5. 04 L 2f361486fe8d6e136a7f7a373fd0b25e054fc3ebf237264c994ff0e49aacea09
  6. 05 R 058aa2cf8e92713ae59e703819cae231dd83f11bdd66aa0f074952311ee7d14b
  7. 06 L 862e50d6cf88c1603d49290ae05a63e03e9b509213f133f09e6fd21374b6db23
  8. 07 L f06a8ac31207402a94194bbe44a605fe7eda9c4661ab1fa97788aadeb19c4f16
  9. 08 L 9ee922f125d2259f52f0a3a3bc0ebab555957951a9256bf70656874cdcc00822
  10. 09 R 3ae49490949d016221ea3cb7766d8cb37c36fed761b60f123b430e1ee926c9d2
  11. root  a19a170dc84ba5a90e350f20e4b1c7f57366a59ea62ed4a5ea203ac84f613a70