Pith Number

pith:JEWZCA2S

pith:2017:JEWZCA2SKEFEWQXXCVZ4DJD2IA

not attested not anchored not stored refs pending

Physics graduate teaching assistants' beliefs about a grading rubric: Lessons learned

Chandralekha Singh, Charles Henderson, Edit Yerushalmi, Emily Marshman, Ryan Sayer

arxiv:1701.01412 v1 · 2017-01-05 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JEWZCA2SKEFEWQXXCVZ4DJD2IA}

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	2026-05-18T00:53:19.737295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

492d910352510a4b42f71573c1a47a400da81a7780fde045ac8085da26d11628

Aliases

arxiv: 1701.01412 · arxiv_version: 1701.01412v1 · doi: 10.48550/arxiv.1701.01412 · pith_short_12: JEWZCA2SKEFE · pith_short_16: JEWZCA2SKEFEWQXX · pith_short_8: JEWZCA2S

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/JEWZCA2SKEFEWQXXCVZ4DJD2IA \
  | 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: 492d910352510a4b42f71573c1a47a400da81a7780fde045ac8085da26d11628

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4105c535f8704ef73e1c06ff7a17c11629e0c9b09e242cfef7f97a44964f666f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2017-01-05T18:24:24Z",
    "title_canon_sha256": "e48b0fb7893fc2b50b66b57afd3813741604fea8a78541986de4e8c285315320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01412",
    "kind": "arxiv",
    "version": 1
  }
}