Pith Number

pith:IF5ISMTU

pith:2010:IF5ISMTUX3T3EVQCFKYHORW557

not attested not anchored not stored refs pending

Low magnetic-Prandtl number flow configurations for cold astrophysical disk models: speculation and analysis

O. M. Umurhan

arxiv:1002.0506 v1 · 2010-02-02 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IF5ISMTUX3T3EVQCFKYHORW557}

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	2026-05-18T02:09:20.891395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

417a893274bee7b256022ab07746ddefd6537afe3a7085ee9770e3dd0dd326ee

Aliases

arxiv: 1002.0506 · arxiv_version: 1002.0506v1 · doi: 10.48550/arxiv.1002.0506 · pith_short_12: IF5ISMTUX3T3 · pith_short_16: IF5ISMTUX3T3EVQC · pith_short_8: IF5ISMTU

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/IF5ISMTUX3T3EVQCFKYHORW557 \
  | 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: 417a893274bee7b256022ab07746ddefd6537afe3a7085ee9770e3dd0dd326ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca48b33a23c85d2139e6791a921ab686c4b3386904b944a10f9e06b953f59968",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-02-02T15:09:34Z",
    "title_canon_sha256": "6472dc1563bb3aaac8a14eea7d6f4dee03813d45d71376509bb8b19e75bdff5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.0506",
    "kind": "arxiv",
    "version": 1
  }
}