Pith Number

pith:GFFJLJCL

pith:2015:GFFJLJCLATXNULYGK2NF3473IJ

not attested not anchored not stored refs pending

Design and Implementation of Performance Metrics for Evaluation of Assessments Data

Arif Bhatti, Irfan Ahmed

arxiv:1509.04311 v1 · 2015-08-22 · physics.ed-ph · cs.CY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFFJLJCLATXNULYGK2NF3473IJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:33:07.513402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

314a95a44b04eeda2f06569a5df3fb4262c74ebbe47e5044c13765dbd92b9643

Aliases

arxiv: 1509.04311 · arxiv_version: 1509.04311v1 · doi: 10.48550/arxiv.1509.04311 · pith_short_12: GFFJLJCLATXN · pith_short_16: GFFJLJCLATXNULYG · pith_short_8: GFFJLJCL

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GFFJLJCLATXNULYGK2NF3473IJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 314a95a44b04eeda2f06569a5df3fb4262c74ebbe47e5044c13765dbd92b9643

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eb721959578f8ce3aaf4ce224f0bc2a6fefbd2d132237da9c8ec02e335c1a97",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-08-22T20:09:45Z",
    "title_canon_sha256": "a1355706564d5a39f203fec6c6f7639e024dc5e0fe2148953af0f3a20f215a68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04311",
    "kind": "arxiv",
    "version": 1
  }
}