Pith Number

pith:SWN5RVF7

pith:2015:SWN5RVF7EQJ364DHCCTSE4NB4O

not attested not anchored not stored refs pending

"I got in trouble": A case study of faculty "doing school" during professional development

Alice Olmstead, Chandra Turpen

arxiv:1512.00050 v1 · 2015-11-30 · 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{SWN5RVF7EQJ364DHCCTSE4NB4O}

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	2026-05-18T01:25:32.923442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

959bd8d4bf2413bf706710a72271a1e3a6c8ad42dd185078e39194b8babe2177

Aliases

arxiv: 1512.00050 · arxiv_version: 1512.00050v1 · doi: 10.48550/arxiv.1512.00050 · pith_short_12: SWN5RVF7EQJ3 · pith_short_16: SWN5RVF7EQJ364DH · pith_short_8: SWN5RVF7

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/SWN5RVF7EQJ364DHCCTSE4NB4O \
  | 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: 959bd8d4bf2413bf706710a72271a1e3a6c8ad42dd185078e39194b8babe2177

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89b01237a81bff907eb0f0dd3a1c5b0f56191574764bc230e2cf77b98b25b40",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-11-30T21:32:13Z",
    "title_canon_sha256": "7f88bde0606e7922e6fbb0faf46ebb65068c31ad5d7019a3e7c8149edf0a5322"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00050",
    "kind": "arxiv",
    "version": 1
  }
}