Pith Number

pith:LO3J2SDZ

pith:2012:LO3J2SDZE3VI4AQNTBKED4JMXC

not attested not anchored not stored refs pending

Uncertainty Analysis for a Simple Thermal Expansion Experiment

Dimitri R. Dounas-Frazer, Geoff Z. Iwata, Punit R. Gandhi

arxiv:1211.4764 v2 · 2012-11-19 · physics.class-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{LO3J2SDZE3VI4AQNTBKED4JMXC}

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	2026-05-18T01:19:14.585904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bb69d487926ea8e020d985441f12cb8985714b5f2eeef73f258702d79d36088

Aliases

arxiv: 1211.4764 · arxiv_version: 1211.4764v2 · doi: 10.48550/arxiv.1211.4764 · pith_short_12: LO3J2SDZE3VI · pith_short_16: LO3J2SDZE3VI4AQN · pith_short_8: LO3J2SDZ

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/LO3J2SDZE3VI4AQNTBKED4JMXC \
  | 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: 5bb69d487926ea8e020d985441f12cb8985714b5f2eeef73f258702d79d36088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb207216febf44ac6d6d2fe75f44fd1659c810766604c07e836c448c7cc8ffeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2012-11-19T20:21:17Z",
    "title_canon_sha256": "a14325afa66c2883b0cb65aae581d09bed5f8ce88a02184642e6c5b69301632c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.4764",
    "kind": "arxiv",
    "version": 2
  }
}