Pith Number

pith:CKOLGELE

pith:2013:CKOLGELE5JE36HX4PDGGSMEMOO

not attested not anchored not stored refs pending

Chemical energy in an introductory physics course for the life sciences

Benjamin D. Geller, Benjamin W. Dreyfus, Chandra Turpen, Edward F. Redish, Julia Gouvea, Vashti Sawtelle

arxiv:1308.3667 v3 · 2013-08-16 · physics.ed-ph · physics.bio-ph · physics.chem-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{CKOLGELE5JE36HX4PDGGSMEMOO}

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	2026-05-18T02:53:08.165219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

129cb31164ea49bf1efc78cc69308c7399ff5b7ae3474ea67a87e6bb8e63f291

Aliases

arxiv: 1308.3667 · arxiv_version: 1308.3667v3 · doi: 10.48550/arxiv.1308.3667 · pith_short_12: CKOLGELE5JE3 · pith_short_16: CKOLGELE5JE36HX4 · pith_short_8: CKOLGELE

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/CKOLGELE5JE36HX4PDGGSMEMOO \
  | 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: 129cb31164ea49bf1efc78cc69308c7399ff5b7ae3474ea67a87e6bb8e63f291

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f59a77b02f54243b9cf6f00754aaa22ac5242f3ee9c6c4ede3068fff4017a48",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2013-08-16T16:50:15Z",
    "title_canon_sha256": "1c6e058ffc74069a84762d08759b03803cb75019417d68015e5851ab59cc8875"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3667",
    "kind": "arxiv",
    "version": 3
  }
}