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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 - DAVAO CITY II DEO Award a ₱47.5M contract to TKS BUILDERS & SUPPLIESNational agencies

Transaction hash:
1e7ca5b4123cfdbad5fa2bab56401a62b3fb929e9bd979ef2051bf2e56113768
Status:
Included and unchanged
Block:
#4,617 1,396 blocks after it
Position in block:
Transaction 24 of 242
Award day:
Nov 2, 2021 (5 yrs 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 #4,617 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 2021 LP", i.e. the FY2021 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 - DAVAO CITY II DEO awarded it to TKS BUILDERS & SUPPLIES on 2021-11-02.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LH0082: 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 2022-04-27). 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   1e7ca5b412…113768now      …
  2. 2. Block Merkle root changed
    stored   56b66e35be…0ec664now      …
  3. 3. Block #4617 hash changed
    stored   1ee2345a20…06253cnow      …
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 241 records. Each step hashes the current value together with the sibling shown.

  1. leaf  1e7ca5b4123cfdbad5fa2bab56401a62b3fb929e9bd979ef2051bf2e56113768
  2. 01 R 1e8f6690a7813ead2c91aaf32f09b9808aa03f902b1445ce4305a44328fefe65
  3. 02 R 656cc6604b53c51160aa92715a267803fdfaaec5e27c5240ab155cec197fb10e
  4. 03 R 3348059f086f1dbcda025b46c8e4ca404a173548c72fc5a489ebcc6bb9ae88b5
  5. 04 L 994327868b97e4d27d6f6d58118f8a4b59075a91412f50b06676d04edd108d5a
  6. 05 L c5b9788dfbcc7e0a01b7e9d3ac255e577a5e7a202afe82ad0cad34161342f427
  7. 06 R f69e00bc1f128a381cbc6be5490d5bce6021d0a09cb97915066df2b977d2d8d9
  8. 07 R d148aca9694ff26bff4c6fa393bc84b10504d94b00db52a7fc66a62892240dc0
  9. 08 R 8d2c05ba758db7a6077019fd40f81bd3b323c1dc8ff41b5f8480cd3105fc41c5
  10. root  56b66e35be64b6df7008b2388c8f770d1bf9ef8f5f7aaa16a0db1202110ec664