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 ZAMBOANGA DEL SUR Award a ₱2.0M contract to M.S. CONSTRUCTION AND MARKETINGNational agencies

Transaction hash:
fb8a980af976ec342d757b5f8ea162ad45a5ea634a531a62a2afd71fa6a38992
Status:
Included and unchanged
Block:
#4,219 1,794 blocks after it
Position in block:
Transaction 171 of 175
Award day:
Sep 10, 2020 (6 yrs 2 mo ago)
Value:
₱1,958,006.76
Project:
Repair/Rehabilitation of School Buildings

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 #4,219 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 ZAMBOANGA DEL SUR awarded it to M.S. CONSTRUCTION AND MARKETING on 2020-09-10.
    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   fb8a980af9…a38992now      …
  2. 2. Block Merkle root changed
    stored   81315d12e9…f29a16now      …
  3. 3. Block #4219 hash changed
    stored   b71f1e51a1…7ac4abnow      …
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 174 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fb8a980af976ec342d757b5f8ea162ad45a5ea634a531a62a2afd71fa6a38992
  2. 01 L fb39f1dfc62caf577f4e5360b3ee37fb79a81ceb17789b1f5a0951c30d5aa439
  3. 02 L ae3f55b4dd1f37a7d95be76350f722de6b502e714f82b8371eb4b3825d955491
  4. 03 R 92089c67f8258ab0a55282fc08855d540eb411f73bfcdcb66c3ad68b56dc1163
  5. 04 L 20773e67942d43938d2ff892163cc0374e620af748b2bdc776581c52a22a37b5
  6. 05 R ecef2fe1522c5aceb331a9f70bf0dc416f7fd8535e58fcaa08e0f31578269afe
  7. 06 L dbe61b6f52ee31dac3994457f9c238b8c9a6959e71b6e53959f0f8be33e46b7d
  8. 07 R a6272febec64655fd0ff817062e24346fd68e6143262c94d6a411e774ece4e0d
  9. 08 L fc446f56ca0ecf2db0cd608c2523c218336fa99e1abef0d2131cf4c21d6e1b8c
  10. root  81315d12e923dcd87865dfa02e5b7b48e1e09fb97b8ceabc0b822a7acff29a16