Pith Number

pith:5TJV5GM5

pith:2012:5TJV5GM5TLLRF5JD5HI3ZWT5W6

not attested not anchored not stored refs pending

Dynamical Friction in a magnetized gas

Fazeleh Khajenabi, Mohsen Shadmehri

arxiv:1205.0795 v1 · 2012-05-03 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TJV5GM5TLLRF5JD5HI3ZWT5W6}

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	2026-05-18T01:57:38.315516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecd35e999d9ad712f523e9d1bcda7db7a1de6088b8526b7772511220709ff0df

Aliases

arxiv: 1205.0795 · arxiv_version: 1205.0795v1 · doi: 10.48550/arxiv.1205.0795 · pith_short_12: 5TJV5GM5TLLR · pith_short_16: 5TJV5GM5TLLRF5JD · pith_short_8: 5TJV5GM5

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/5TJV5GM5TLLRF5JD5HI3ZWT5W6 \
  | 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: ecd35e999d9ad712f523e9d1bcda7db7a1de6088b8526b7772511220709ff0df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f38b857cd514f288a2de189a3d72977551edf4ac0fd601be92c68368d17da0ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-05-03T19:25:41Z",
    "title_canon_sha256": "608e151eb489dbc75504514f384ee684ddd9b2bc3ad4642e9854690cd70f9870"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0795",
    "kind": "arxiv",
    "version": 1
  }
}