Pith Number

pith:2F76SGEN

pith:2011:2F76SGENHYEWYNRI7D46MHXZRY

not attested not anchored not stored refs pending

Gas and Dust Toward DG Tau B and VV CrA

Andreas Seifahrt, Andrew J. Kruger, Greg W. Doppmann, Joan R. Najita, John S. Carr, Matthew J. Richter

arxiv:1102.1983 v1 · 2011-02-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F76SGENHYEWYNRI7D46MHXZRY}

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	2026-05-18T02:03:14.634393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17fe9188d3e096c3628f8f9e61ef98e28ce12b982527b69029d2561f04a9d43

Aliases

arxiv: 1102.1983 · arxiv_version: 1102.1983v1 · doi: 10.48550/arxiv.1102.1983 · pith_short_12: 2F76SGENHYEW · pith_short_16: 2F76SGENHYEWYNRI · pith_short_8: 2F76SGEN

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/2F76SGENHYEWYNRI7D46MHXZRY \
  | 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: d17fe9188d3e096c3628f8f9e61ef98e28ce12b982527b69029d2561f04a9d43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e0b4870c8fe5f9a5ffbbdc37ea76ce254015fb0c88e6b791d614af7fe49f8df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-09T21:09:25Z",
    "title_canon_sha256": "8cd0718beff4dd862cb0a99bebe71ab3bfe61391a7c3aa0ce30dfaf0e4a4792f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1983",
    "kind": "arxiv",
    "version": 1
  }
}