Pith Number

pith:L6ZSD6JA

pith:2015:L6ZSD6JA6MRGOFRU6BYPMM6OAH

not attested not anchored not stored refs pending

Time dependent friction in a free gas

Cristiano Fanelli, Francesco Sisti, Gabriele V. Stagno

arxiv:1508.07831 v2 · 2015-08-31 · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L6ZSD6JA6MRGOFRU6BYPMM6OAH}

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	2026-05-18T01:18:43.386660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fb321f920f322671634f070f633ce01f4b9f495652411ce97402e5c9be6b9b3

Aliases

arxiv: 1508.07831 · arxiv_version: 1508.07831v2 · doi: 10.48550/arxiv.1508.07831 · pith_short_12: L6ZSD6JA6MRG · pith_short_16: L6ZSD6JA6MRGOFRU · pith_short_8: L6ZSD6JA

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/L6ZSD6JA6MRGOFRU6BYPMM6OAH \
  | 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: 5fb321f920f322671634f070f633ce01f4b9f495652411ce97402e5c9be6b9b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "affcfe41116da8f7581128e3ce5e37e1d702f0b920408f2a9618b466885786bd",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-08-31T14:00:40Z",
    "title_canon_sha256": "0a4c0cd88594eec1445f9854ee640ae882788f7e7f4c88a99d74f35c2018e00f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.07831",
    "kind": "arxiv",
    "version": 2
  }
}