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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 - LOWER KALINGA DEO Award a ₱19.6M contract to YUNAKIM CONSTRUCTIONNational agencies

Transaction hash:
a5ff1b799ebca31f1252191bd8abeb0e7a7536e2a1680451b6e41004f8ffee1a
Status:
Included and unchanged
Block:
#4,453 1,560 blocks after it
Position in block:
Transaction 107 of 176
Award day:
May 18, 2021 (5 yrs 5 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 #4,453 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 - Bridges: Construction - Concrete (Superstructure) - without Piles, Roads: Construction - PCCP". 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 - LOWER KALINGA DEO awarded it to YUNAKIM CONSTRUCTION on 2021-05-18.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21PL0092: 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 2022-05-31). 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   a5ff1b799e…ffee1anow      …
  2. 2. Block Merkle root changed
    stored   e837053297…0c8d4cnow      …
  3. 3. Block #4453 hash changed
    stored   17c55ac545…d92c74now      …
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 175 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a5ff1b799ebca31f1252191bd8abeb0e7a7536e2a1680451b6e41004f8ffee1a
  2. 01 L a402920d972961286401238c73066db2d8a0c6a00417a8a9de25dcb0392aeb62
  3. 02 L 6e205fff227008917d07060446dda7bb2f2b7b1b89d3614c4b6b7631fd43d102
  4. 03 R d9fba10f17763cae16e79f698e583f070bc8ea32af32713f4121b5bce23a44a7
  5. 04 L 9eebe246add7ab32a7a48bf552b6c30ed786adb81fea90d0b7b775af5c4b9681
  6. 05 R bde8a381089787016132bae0069bcf657654c44801406bf9faa822e1049e9b51
  7. 06 L 9773296a2ae0b063750f1d687d0da47d4ba8c3941dbef25411eeaf7aeb08b1fb
  8. 07 L 903af14cbe561eb43cc7aaa03f6b3c3ce5ccdf053941887aebb7774dbfde47a0
  9. 08 R 34a47206933a1ccac1a2c1133a6d2361665d58c215260bb30f9da0b59d93e846
  10. root  e837053297e525d2927942e7f956eab99251962cdaf1d6bdcf9fac418b0c8d4c