Pith Number

pith:JVHI7AE3

pith:2014:JVHI7AE36JLZTQVHKQWTB7VGNA

not attested not anchored not stored refs pending

Friction of spheres on a rotating parabolic support

Alexis Soulier, S\'ebastien Auma\^itre

arxiv:1411.0694 v1 · 2014-10-27 · 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{JVHI7AE36JLZTQVHKQWTB7VGNA}

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	2026-05-18T02:38:38.426340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d4e8f809bf25799c2a7542d30fea6683e3017da1fa4cce72ea4352c448baef6

Aliases

arxiv: 1411.0694 · arxiv_version: 1411.0694v1 · doi: 10.48550/arxiv.1411.0694 · pith_short_12: JVHI7AE36JLZ · pith_short_16: JVHI7AE36JLZTQVH · pith_short_8: JVHI7AE3

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/JVHI7AE36JLZTQVHKQWTB7VGNA \
  | 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: 4d4e8f809bf25799c2a7542d30fea6683e3017da1fa4cce72ea4352c448baef6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b209aeecba7376cb2f7bb07eb06d439494fabeeb6d16eee26f2d828e0d2d601",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2014-10-27T15:53:13Z",
    "title_canon_sha256": "7709c4ad7a222da508298ae8196a7076492b8e462bfa3576af2c3fa1005e519b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0694",
    "kind": "arxiv",
    "version": 1
  }
}