Pith Number

pith:T6GQYPFT

pith:2011:T6GQYPFTXRNEYB54WADNKH5A5Y

not attested not anchored not stored refs pending

Dusty gas with SPH - II. Implicit timestepping and astrophysical drag regimes

Daniel J. Price (Monash), Guillaume Laibe (Monash)

arxiv:1111.3089 v1 · 2011-11-14 · 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{T6GQYPFTXRNEYB54WADNKH5A5Y}

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	2026-05-18T01:59:39.518509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f8d0c3cb3bc5a4c07bcb006d51fa0ee08ced5f82547c22f584518fcc999e95a

Aliases

arxiv: 1111.3089 · arxiv_version: 1111.3089v1 · doi: 10.48550/arxiv.1111.3089 · pith_short_12: T6GQYPFTXRNE · pith_short_16: T6GQYPFTXRNEYB54 · pith_short_8: T6GQYPFT

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/T6GQYPFTXRNEYB54WADNKH5A5Y \
  | 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: 9f8d0c3cb3bc5a4c07bcb006d51fa0ee08ced5f82547c22f584518fcc999e95a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8709e6475691bb824e10715a0983b6b91fea18ab4e876616089007322539f80",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-11-14T02:28:49Z",
    "title_canon_sha256": "ccfd8bb3a02c5d7fdc65ab7a0f450ff916facfb60417711ec14f7cb2c7b76979"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3089",
    "kind": "arxiv",
    "version": 1
  }
}