Pith Number

pith:XJBS34XO

pith:2022:XJBS34XOX5DO6ZTZIFR5KTRTFD

not attested not anchored not stored refs pending

Lessons for instructor-student interactions in physics from the world of improvisational theater

Colin G. West

arxiv:2205.01819 v1 · 2022-05-03 · 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{XJBS34XOX5DO6ZTZIFR5KTRTFD}

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	2026-07-05T05:59:33.248506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba432df2eebf46ef66794163d54e3328eedba262159f13cebbd39d675b84a57f

Aliases

arxiv: 2205.01819 · arxiv_version: 2205.01819v1 · doi: 10.48550/arxiv.2205.01819 · pith_short_12: XJBS34XOX5DO · pith_short_16: XJBS34XOX5DO6ZTZ · pith_short_8: XJBS34XO

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/XJBS34XOX5DO6ZTZIFR5KTRTFD \
  | 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: ba432df2eebf46ef66794163d54e3328eedba262159f13cebbd39d675b84a57f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9ccad4a1d39717c101c45f0818ac6baac61977a1cbf5bb6a4cfdae26f04d6f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2022-05-03T23:39:30Z",
    "title_canon_sha256": "96fd468be2384f37946e25f4d8eebc07bd76a6a54f2e34ecc23a09104da2af68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.01819",
    "kind": "arxiv",
    "version": 1
  }
}