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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 EDUCATION - DIVISION OF CAMARINES NORTE Award a ₱8.2M contract to YAKAL CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
5e4b33e8aa488e7bf39f2ce82592a3174b209f691f06e588650a5921b370b312
Status:
Included and unchanged
Block:
#3,918 2,095 blocks after it
Position in block:
Transaction 7 of 13
Award day:
Oct 26, 2019 (7 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 #3,918 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)
    The award does not say which budget line pays for it.
    Not published
  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 EDUCATION - DIVISION OF CAMARINES NORTE awarded it to YAKAL CONSTRUCTION AND SUPPLY on 2019-10-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   5e4b33e8aa…70b312now      …
  2. 2. Block Merkle root changed
    stored   43ce147659…6f6792now      …
  3. 3. Block #3918 hash changed
    stored   4bcbc3b8f1…bef971now      …
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 12 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5e4b33e8aa488e7bf39f2ce82592a3174b209f691f06e588650a5921b370b312
  2. 01 L 54d94cd35b211bff97dd8bc9c434ce32043f2ce14f51552300d3c6627111470c
  3. 02 L e1a9da35501f852dce99cef9955490fb9926f0bf0f9506ea4c7b9de6fb5195fb
  4. 03 L 89bc07ac67d63ba5556840730df325bd56c0a148f862392d7788dad569e42fb4
  5. 04 R d6f4d8feac1068e44790ed2e8f71090cb87d132048d90a6009ea78baa79a7ca2
  6. root  43ce1476591c16d852c1f0efa6d8b9ee8cac6f1fb1588ec3681546384d6f6792