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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 - MAIN Award a ₱1.0M contract to ORIENTECH CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
a4bbc2d7247265cd05660aada18c4dbb3f92c410f26c36422be9db3f3cc34ea8
Status:
Included and unchanged
Block:
#701 5,312 blocks after it
Position in block:
Transaction 15 of 23
Award day:
Oct 2, 2009 (17 yrs 1 mo ago)
Value:
₱1,006,100.19
Project:
PFSED - Proposed Renovation / Refurbishing of DepED Offices (PS-TSD & HRDS-SDD)

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 #701 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 - MAIN awarded it to ORIENTECH CONSTRUCTION & DEVELOPMENT CORPORATION on 2009-10-02.
    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   a4bbc2d724…c34ea8now      …
  2. 2. Block Merkle root changed
    stored   d7891223f8…c0703dnow      …
  3. 3. Block #701 hash changed
    stored   25701985ff…33f092now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (5 steps)

How this one record is tied to the block's Merkle root, without needing the other 22 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a4bbc2d7247265cd05660aada18c4dbb3f92c410f26c36422be9db3f3cc34ea8
  2. 01 L 9788ad0bc7cb5bf5ff3b7d8cbfa1bf4233568a96f58cf8df9459ff9272464f98
  3. 02 L 541d91ba290a1b87f88dbd1ba000aeccfbe9c94fb283caa225aa3f7a91c1479e
  4. 03 L e0ee545d6e373066b49b6d5d25606ee78462d33a74be1832e9e5a7b6265cc755
  5. 04 L 1b2d98dce89e381a07fb9a54db5e42bda0360a9552939c3c5eaf2314d6b40934
  6. 05 R f038f0df85aef68c2d15abb91c3e37d52d238c9812693e69a15ac5cc72eb3653
  7. root  d7891223f820bed14a1e5b15a2367e790315e385eb3112789982665a41c0703d