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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 ILOCOS SUR Award a ₱910.6K contract to M.A. TEJADA CONSTRUCTIONNational agencies

Transaction hash:
23d8bfe4fdf0585d2c097eb8d3162f6471c34155106a256740e27175dc27f728
Status:
Included and unchanged
Block:
#3,617 2,396 blocks after it
Position in block:
Transaction 35 of 257
Award day:
Dec 11, 2018 (7 yrs 11 mo ago)
Value:
₱910,609.82
Project:
Repair and Reabilitation of Classrooms

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 #3,617 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 ILOCOS SUR awarded it to M.A. TEJADA CONSTRUCTION on 2018-12-11.
    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   23d8bfe4fd…27f728now      …
  2. 2. Block Merkle root changed
    stored   e7a930772c…6b42dbnow      …
  3. 3. Block #3617 hash changed
    stored   3f7affad89…cb2c1anow      …
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 256 records. Each step hashes the current value together with the sibling shown.

  1. leaf  23d8bfe4fdf0585d2c097eb8d3162f6471c34155106a256740e27175dc27f728
  2. 01 L 23d006742dc71ac539765e4915c9bfa937d0d2c0d351e01fbbe0517893b9f2c9
  3. 02 L 39f3c02b7b65a6c47c12269c301aef041c863c7efcf2e3e332b790dda46aab67
  4. 03 R 8ee559e027bc36b032d9dd42779c81545a0d33b7fc82a1aff3fa7dc2e3761430
  5. 04 R 5979c5745e625166ff5cb98c9a4d71d884648f1bb4befcb951bcfe422fbd42ce
  6. 05 R 84c21519d850fb00957a1e44383f225472ffc856fa571782da3e4aa7abcabc44
  7. 06 L 6fffac598827db0e58c4dc49c81c0738911542d0b4312b0081926fb356fb1c95
  8. 07 R a1080cd345adb2a94e971b425ae3198c4cc79a55ac397d09124efd4df564403a
  9. 08 R aed80821be81d4ba65692b24a27e3e7dfa24863f0c15774d96938efbc7c1cc02
  10. 09 R 3f89eaaa66ac9a75074396c12579f8315f0d453c16410780eb1d83249ab63d35
  11. root  e7a930772c01c63e6e026e474782692b279fa534a10d1874b98c57cd7c6b42db