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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 1ST DISTR Award a ₱2.9M contract to SANDSTORM CONSTRUCTIONNational agencies

Transaction hash:
3869e511804bc3e83d8dcc050516bb72ea2da63a93320d1ae47976b3656168f1
Status:
Included and unchanged
Block:
#4,238 1,775 blocks after it
Position in block:
Transaction 79 of 400
Award day:
Oct 1, 2020 (6 yrs 1 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 #4,238 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 "Regular Infra - GAA 2020 LP", i.e. the FY2020 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 - BATANGAS 1ST DISTR awarded it to SANDSTORM CONSTRUCTION on 2020-10-01.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20DB0112: 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 2020-12-10). 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   3869e51180…6168f1now      …
  2. 2. Block Merkle root changed
    stored   63c58808d0…e29a0fnow      …
  3. 3. Block #4238 hash changed
    stored   38e5b5b6d6…8c5b83now      …
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 399 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3869e511804bc3e83d8dcc050516bb72ea2da63a93320d1ae47976b3656168f1
  2. 01 L 38471d34cc28e59c8d09189b98fdefa2e40b6ae079dc13f9b3c2ea8c3368bc44
  3. 02 L 8a65b0038d5b5d398cc8d87eda60a8499c2597a8394a2cd048f2d9e6ffe85f77
  4. 03 L 7279ee4d4a48856dacd045418a58fb7a0cefd89f37b08861ac6f9e26c47347c0
  5. 04 L a6f38a0216901a4bb0a84b5f684f36ddef1d618dc1868eca5d3cf1cffee98e05
  6. 05 R e5a5769d4642a89891a2c2ec9f77b99f5f198e7792c1924eac8f763f5edfae75
  7. 06 R 2f6d4d408a54030bd22cf70ef820596cdaf7e1e2eca98b1a0e0a4347aa89e565
  8. 07 L b0927569ff15864997116371bb688225865761224ee4e677bdc2fdce6a9d0ff4
  9. 08 R 65cf934cfe07980505563c82852583aecdc472371bc6956bc37f87e917d5b42f
  10. 09 R 87e874a3c80700f14608a3906bfa089d54fb3e4aeb85f628af95705b2e16cd4c
  11. root  63c58808d0cb9aca9f42a865914899f55a5a7992f67c9b305f2b4d7f99e29a0f