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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 - ALBAY 3RD DEO Award a ₱9.6M contract to ROCA BLANCA CONSTRUCTIONNational agencies

Transaction hash:
dd10192dab4cbb2e15d64e584cd77a510efce8a7f165dbf42970ffb855466357
Status:
Included and unchanged
Block:
#4,294 1,719 blocks after it
Position in block:
Transaction 9 of 14
Award day:
Nov 30, 2020 (5 yrs 11 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 #4,294 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 - ALBAY 3RD DEO awarded it to ROCA BLANCA CONSTRUCTION on 2020-11-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20FO0075: 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 2021-11-02). 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   dd10192dab…466357now      …
  2. 2. Block Merkle root changed
    stored   92180c86d5…e580dcnow      …
  3. 3. Block #4294 hash changed
    stored   e63a095328…f70d37now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (4 steps)

How this one record is tied to the block's Merkle root, without needing the other 13 records. Each step hashes the current value together with the sibling shown.

  1. leaf  dd10192dab4cbb2e15d64e584cd77a510efce8a7f165dbf42970ffb855466357
  2. 01 L cd79e1acb437da87fc4d7470f92ee38644bac0f5f60ed074a88ae5b35866271b
  3. 02 R 56cd495d03535593b23e984b45d976f34afe19ff4b15dd92b8d7ef88554271a7
  4. 03 R 9dfbe1ef6c20b7e5302374d02c6e6a368c907d6c366060513670728908c00849
  5. 04 L 85889bba23eee5de8ab4d7e4636cc2a96dbdf54f92eee0a931bb27865104ef72
  6. root  92180c86d51312171ebf52643a1551dac456b1abafff746a9a358ed887e580dc