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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 - NEG. OCC. 1ST DEO Award a ₱11.8M contract to SILVERROCK CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
56d556186bd45e4e1e92dcd9fe51b5b8755d59738c9cefa54f2fb22acada7003
Status:
Included and unchanged
Block:
#3,633 2,380 blocks after it
Position in block:
Transaction 246 of 712
Award day:
Dec 27, 2018 (7 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 #3,633 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 2018 DepEd BEFF", i.e. the FY2018 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 - NEG. OCC. 1ST DEO awarded it to SILVERROCK CONSTRUCTION & SUPPLY on 2018-12-27.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18GK0230: 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 2019-07-12). 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   56d556186b…da7003now      …
  2. 2. Block Merkle root changed
    stored   225599c3da…c9856dnow      …
  3. 3. Block #3633 hash changed
    stored   babdaf6d86…50727anow      …
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 711 records. Each step hashes the current value together with the sibling shown.

  1. leaf  56d556186bd45e4e1e92dcd9fe51b5b8755d59738c9cefa54f2fb22acada7003
  2. 01 R 572516d3523a4e4e25490122c5ca53664beb82fc2203fd4737ce3cccdaa14f8b
  3. 02 L 9c3c08f84c8571f62d7bf2d9e203e696ddb4057b3b991e9125a20dfe5711af06
  4. 03 L d6c55dcc5d516444d2f4f96ad6c403b407755bff7178c87d5e85ba0a2697e6ad
  5. 04 R 7d1bbb02c3d1a04661871dc7ec153955aaf409f3ed6c34dda4f637d7ddcf0754
  6. 05 L 5ff7207f3906f63212f5b751140a5707194b9ef889c159bfc66f64335721c156
  7. 06 L bd922bdf50e1257949e43a31c6bfad5721fa34c6528d6e749a075930d036a474
  8. 07 L ce6af651edbd8e998f12a33350f28eb45f8db57c2ec5c31d42f6427390b0d63d
  9. 08 L 49d8b2dffacbd13984b109ba2c28eafbacb31e9fe911da20016affa807eb09a0
  10. 09 R a3419a51540888ef75fbc06c263fb941648b5eb52edcc5f23a22ed4627fcca69
  11. 10 R 75b64be8067e516dd581f100cdd1d1c27447e6dbd3579db48e752d6bfec48d43
  12. root  225599c3da7e4f5edc5dcfbbe719848470412dc9f00eafdfe29312d94ec9856d