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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 - REGION I Award a ₱140.4M contract to ALPHATEC CHEMICAL CORP.National agencies

Transaction hash:
f2cbade6be2c3ea397c5d85ac85ea11c49f8a5fad0b939c2f5a95c8564e8849b
Status:
Included and unchanged
Block:
#5,770 243 blocks after it
Position in block:
Transaction 405 of 439
Award day:
Feb 12, 2025 (1 yr 8 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 #5,770 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION I awarded it to ALPHATEC CHEMICAL CORP. on 2025-02-12.
    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   f2cbade6be…e8849bnow      …
  2. 2. Block Merkle root changed
    stored   ea49615c0f…44b2benow      …
  3. 3. Block #5770 hash changed
    stored   830a940b71…88a534now      …
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 438 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f2cbade6be2c3ea397c5d85ac85ea11c49f8a5fad0b939c2f5a95c8564e8849b
  2. 01 L f293edec6a85b64208295cd6ed129ff7bd67e59f0bc7200d2aa2613811cd1007
  3. 02 R 841469531eb63fa303f558d6deffd25e0010e8db5185376cc94d79012cb9e936
  4. 03 L b147b8d39b76b6bb25ec1a32879f9f187f25ca7c524c4a7c052a889a5bab5f0b
  5. 04 R 2e26656b2429fb5d97e14346999ebf25744af9b1369702e976899aab8501fd28
  6. 05 L d6eb9657c07d521fbb74109031d8818e83a9439c125fc2a9cf301b9dd5795c5e
  7. 06 R 98cdef46506ff57cc8759f90c47c1b1fadd8216aaa02e9ed9ee0107539ad0c52
  8. 07 R e219599045f435d162e77ae503e2eb8d2e6e2ddbb39661a8750935f661692322
  9. 08 L e702f77ecfa33082a7a9d134c876342c435d2cc1906ca5ff1c92d16118a7eff3
  10. 09 L b7f9f5c3a6b5d23c341c113e11e5d0080b5777b16580874b0a384cc7760656d0
  11. root  ea49615c0f4c331fc06ca4f8ff3db351d1dd344282375c91e1b09a0d9a44b2be