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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 - SAMAR 2ND DEO Award a ₱2.9M contract to ADB DYNAMIC BUILDERS & SUPPLYNational agencies

Transaction hash:
cef960f2b6898f5fe673edaef155e34ec234666117988e6de901fde561f286e5
Status:
Included and unchanged
Block:
#4,228 1,785 blocks after it
Position in block:
Transaction 180 of 227
Award day:
Sep 21, 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 #4,228 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 "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 - SAMAR 2ND DEO awarded it to ADB DYNAMIC BUILDERS & SUPPLY on 2020-09-21.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20IK0078: 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 2021-03-27). 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   cef960f2b6…f286e5now      …
  2. 2. Block Merkle root changed
    stored   97a4d36024…22aca6now      …
  3. 3. Block #4228 hash changed
    stored   bc8f933f8e…7aeda7now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 226 records. Each step hashes the current value together with the sibling shown.

  1. leaf  cef960f2b6898f5fe673edaef155e34ec234666117988e6de901fde561f286e5
  2. 01 R d0aea3525bf215f6ad0fca60094b6e79d04428be55771e52817fa444a2fdaa71
  3. 02 R 00b8d56ee3fc662b38bb2816b6ff21b76a2c385be01a09953ed40145c0b12ca0
  4. 03 L 9c8ada366b26c982fa19985696288a503c2f926a3538d6749a21ee77d09cd2d4
  5. 04 R 352fdb4f72ceb8d148950a7498db540ea324fe23b44d5a46eba0b92f4199094b
  6. 05 L ef1a6f933d824207a0f26d5eb647792c09259872ed0cdae6d27d1c257fd49bdf
  7. 06 L d34766ec785c4730d4b279af021c58fdcd92839207437fa81ad4945b1550dc22
  8. 07 R 236f8b7e544b49e0f5d0e36ffb15d3b03f24e54208fefe4e394bed2958712347
  9. 08 L c86bd14450628361af5eecc68cecbeb56157e5c3d05ac567327ba93360a44ca2
  10. root  97a4d360242743311769cd58c946fc112c83b815b61ba4e936d254f1b222aca6