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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 - NORTHERN SAMAR 2ND Award a ₱2.6M contract to ADB DYNAMIC BUILDERS & SUPPLYNational agencies

Transaction hash:
edc841a929b39f3f8d2bf31e5dc68c0e1a42be52776934d2e253b37bbcc919b1
Status:
Included and unchanged
Block:
#2,898 3,115 blocks after it
Position in block:
Transaction 209 of 232
Award day:
Nov 4, 2016 (10 yrs ago)
Value:
₱2,562,969.08
Project:
16II0065 Tech Voc. Bldg. LS Menson AIS

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 #2,898 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 2016 DepED BEFF", i.e. the FY2016 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 - NORTHERN SAMAR 2ND awarded it to ADB DYNAMIC BUILDERS & SUPPLY on 2016-11-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16II0065: 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 2017-02-10). 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   edc841a929…c919b1now      …
  2. 2. Block Merkle root changed
    stored   5c5e25be96…e99028now      …
  3. 3. Block #2898 hash changed
    stored   c3ca1a3658…89c427now      …
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 231 records. Each step hashes the current value together with the sibling shown.

  1. leaf  edc841a929b39f3f8d2bf31e5dc68c0e1a42be52776934d2e253b37bbcc919b1
  2. 01 L ed4a14fab0586450c848d9f308e7f3554fd6a32c7d6f11c22a02e2bbc7076112
  3. 02 R 516a674306cf691767d91d7a13c865086b9676aae727e2864a83323b04f2ba5b
  4. 03 R bc11274cfd00203e82aa899d3ef79a2bcb02f2f34949ce1f6fe8b7df1c3f1000
  5. 04 R 53595013a83b685704a5a4bce6cdf1fe55ca363e5e2cdcb3b80a32286afff4f1
  6. 05 L c894cfaa2d372ab8194d5a5bfb204a8308b9d1b28b524454bd1c6b06fc6027e3
  7. 06 R fc5c0847c7c253a6378f3bc4fedfee0da3d8517e81fb7a060eb47093bda6b6af
  8. 07 L 9abbb7684c90dee3803ca9871e66ae392dfc4747399d311f909c4284fc8c251d
  9. 08 L e1819a1c88e41328013bc6c9fcb2d1bbecee8d5636042eab3b4076d9ef8738cd
  10. root  5c5e25be963795eea82174f0bf5aac5105af129268d1866ce722485cdae99028