Pith Number

pith:A5KDODM3

pith:2016:A5KDODM3AJIRMNW32DTGNDWOPD

not attested not anchored not stored refs pending

Analysing the Competency of Mathematical Modelling in Physics

Edward F. Redish

arxiv:1604.02966 v1 · 2016-04-11 · 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{A5KDODM3AJIRMNW32DTGNDWOPD}

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	2026-05-18T01:17:21.743655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0754370d9b02511636dbd0e6668ece78ff73a58768e118ec573fa987aab7a5fd

Aliases

arxiv: 1604.02966 · arxiv_version: 1604.02966v1 · doi: 10.48550/arxiv.1604.02966 · pith_short_12: A5KDODM3AJIR · pith_short_16: A5KDODM3AJIRMNW3 · pith_short_8: A5KDODM3

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/A5KDODM3AJIRMNW32DTGNDWOPD \
  | 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: 0754370d9b02511636dbd0e6668ece78ff73a58768e118ec573fa987aab7a5fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "968d370e43393c3d5de0f82df92aedfa6789b709be86fd8e9fdd33537e6be92e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2016-04-11T14:10:01Z",
    "title_canon_sha256": "62789a49d39f25b0c0c488a5540702b6ff01c6a26b292019ef61d5e41c61a4f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02966",
    "kind": "arxiv",
    "version": 1
  }
}