Skip to content
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 TARLAC Award a ₱599.3K contract to O.M. SICANGCO CONSTRUCTION & STEEL WORKSNational agencies

Transaction hash:
e15b21c5eefb2de560bb75ae4612b31ad129c5a91ed4da9f7cd85d9c9e97f8c0
Status:
Included and unchanged
Block:
#3,200 2,813 blocks after it
Position in block:
Transaction 294 of 344
Award day:
Sep 25, 2017 (9 yrs 1 mo ago)
Value:
₱599,311.38
Project:
Repair/Rehabilitation of School Classroom Building

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 #3,200 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 TARLAC awarded it to O.M. SICANGCO CONSTRUCTION & STEEL WORKS on 2017-09-25.
    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   e15b21c5ee…97f8c0now      …
  2. 2. Block Merkle root changed
    stored   0896a81290…8d3474now      …
  3. 3. Block #3200 hash changed
    stored   973d038fac…8a1a0cnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 343 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e15b21c5eefb2de560bb75ae4612b31ad129c5a91ed4da9f7cd85d9c9e97f8c0
  2. 01 R e27e98cdb6b6df206a4ab0bd366db3f93be75af062795017d9cbe1cb3835eeb0
  3. 02 L aec9f1b92f6edc9caef9830319f5f3fa7a5f03f179ed34dfeb6341a7b2e671ae
  4. 03 L 8f6c2f1363c294670ab77f283ccf076508e043b03723f9775a96cd635fb7b4e8
  5. 04 R 7fc16413e3c216c048e789b23c6e99035e1086d4760b0003c5ba327c5bc67f43
  6. 05 R ffd8fd491e54274a4cb5b3b1d1d50fa28ae3e814fd13a0942f0c9fff407fb375
  7. 06 L 08481a1c7388b1814c84a30152fa4012eda174e25d54d7ef4fc8c0884ae4a1d6
  8. 07 R c03d4af5316724d9aefab53086d0e43be68afbb82b801b1fc696b5fa0d119453
  9. 08 R 08875e3baadaaea4237f538616ad4bd7f46bbc12a9121268cd0b87377da08645
  10. 09 L f2ceac388518b49da833fa8f6908776944d8a003f863a9f6ef181667bdcac502
  11. root  0896a81290c65cd00070d72b380f7c74f51f6ef35a4474414218ac573f8d3474