Pith Number

pith:SAWZ3M2U

pith:2011:SAWZ3M2UNHRBUPRSE6UFZBXDL6

not attested not anchored not stored refs pending

Epistemic Complexity and the Journeyman-Expert Transition

Edward F. Redish, Thomas J. Bing

arxiv:1103.3325 v1 · 2011-03-17 · 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{SAWZ3M2UNHRBUPRSE6UFZBXDL6}

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	2026-05-18T03:46:18.691001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

902d9db35469e21a3e3227a85c86e35f97dccc707f7a6ebf8ac79a6083042137

Aliases

arxiv: 1103.3325 · arxiv_version: 1103.3325v1 · doi: 10.48550/arxiv.1103.3325 · pith_short_12: SAWZ3M2UNHRB · pith_short_16: SAWZ3M2UNHRBUPRS · pith_short_8: SAWZ3M2U

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/SAWZ3M2UNHRBUPRSE6UFZBXDL6 \
  | 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: 902d9db35469e21a3e3227a85c86e35f97dccc707f7a6ebf8ac79a6083042137

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c974d4af7056fd4888fbe02454bfd6e268f5fec4370c2a236be97376b65c93ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2011-03-17T02:05:16Z",
    "title_canon_sha256": "f4ecc1aa13f0e278309e0f2afbebf0e884bc95c441f034749e92b155d9922165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.3325",
    "kind": "arxiv",
    "version": 1
  }
}