Pith Number

pith:WN4UHGQC

pith:2006:WN4UHGQCB4TC2C2LGZ3HJEPPOK

not attested not anchored not stored refs pending

Velocity field and star formation in the Horsehead nebula

David Teyssier (SRON), Pierre Hily-Blant (IRAM), Rolf Gusten (MPIFR), Sabin Philipp (MPIFR)

arxiv:astro-ph/0601605 v1 · 2006-01-26 · astro-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{WN4UHGQCB4TC2C2LGZ3HJEPPOK}

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	2026-05-18T01:40:32.627113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b379439a020f262d0b4b36767491ef72a080d07035dabf8d6a7c4c36c2544f34

Aliases

arxiv: astro-ph/0601605 · arxiv_version: astro-ph/0601605v1 · doi: 10.48550/arxiv.astro-ph/0601605 · pith_short_12: WN4UHGQCB4TC · pith_short_16: WN4UHGQCB4TC2C2L · pith_short_8: WN4UHGQC

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/WN4UHGQCB4TC2C2LGZ3HJEPPOK \
  | 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: b379439a020f262d0b4b36767491ef72a080d07035dabf8d6a7c4c36c2544f34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73c7d54d1f19e4287f9076b59a17f8c9a90ee8d7e3777726ef238c62e12b1219",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-01-26T15:41:13Z",
    "title_canon_sha256": "582d993044bedd38f0c004d4213a3f506bbb414b548b8d7aa20d0bc97a9f152b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0601605",
    "kind": "arxiv",
    "version": 1
  }
}