Pith Number

pith:BFINSHCN

pith:2018:BFINSHCNPCGD5VWEFZ4I3DFJEW

not attested not anchored not stored refs pending

Assessing a GTA professional development program

Carol Subi\~no Sullivan, Emily Alicea-Mu\~noz, Joan Espar Masip, Michael F. Schatz

arxiv:1803.02946 v1 · 2018-03-08 · 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{BFINSHCNPCGD5VWEFZ4I3DFJEW}

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	2026-05-18T00:21:44.906876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0950d91c4d788c3ed6c42e788d8ca92583c44273d09250397a3a55cf8587b892

Aliases

arxiv: 1803.02946 · arxiv_version: 1803.02946v1 · doi: 10.48550/arxiv.1803.02946 · pith_short_12: BFINSHCNPCGD · pith_short_16: BFINSHCNPCGD5VWE · pith_short_8: BFINSHCN

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/BFINSHCNPCGD5VWEFZ4I3DFJEW \
  | 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: 0950d91c4d788c3ed6c42e788d8ca92583c44273d09250397a3a55cf8587b892

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b3156cc4ea646b74cf58231ccc5f3fa41a92fbe0a5c15cfddb0ec1e6f0c99c4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2018-03-08T02:44:13Z",
    "title_canon_sha256": "1be87a9de7ea7430cb26a7c240f75f9b667c1d6d2f6cc3e5450fbe438476cdfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02946",
    "kind": "arxiv",
    "version": 1
  }
}