Pith Number

pith:6D6GN7MN

pith:2011:6D6GN7MN4RPWODIEHWVJUAZO2I

not attested not anchored not stored refs pending

Recurrent dust formation by WR 48a on a 30-year timescale

(2) Space Research Organization Netherlands, 3), (3) Astronomical Institute `Anton Pannekoek', (4) South African Astronomical Observatory, 5), (5) Astronomy, (6) Service d'Astrophysique DSM/IRFU/SAp CEA - Saclay, (7) Atacama Large Millimetre/submillimetre Array (ALMA), Astronomy Department, Cosmology, Diah Y. A. Setia Gunawan (7) ((1) Institute for Astronomy, Edinburgh, Francois van Wyk (4), Fred Marang (4), Gif-sur-Yvette France, Gravity Centre, Karel A. van der Hucht (2, Patrice Bouchet (6), Patricia A. Whitelock (4, Peredur M. Williams (1), Rondebosch, Royal Observatory, Santiago Chile), South Africa, The Netherlands, University of Amsterdam, University of Cape Town, University of Edinburgh, Utrecht

arxiv:1111.5194 v1 · 2011-11-22 · 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{6D6GN7MN4RPWODIEHWVJUAZO2I}

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	2026-05-18T01:59:26.898060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0fc66fd8de45f670d043daa9a032ed20efddc77db05eebc4e962eb6bdb86626

Aliases

arxiv: 1111.5194 · arxiv_version: 1111.5194v1 · doi: 10.48550/arxiv.1111.5194 · pith_short_12: 6D6GN7MN4RPW · pith_short_16: 6D6GN7MN4RPWODIE · pith_short_8: 6D6GN7MN

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/6D6GN7MN4RPWODIEHWVJUAZO2I \
  | 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: f0fc66fd8de45f670d043daa9a032ed20efddc77db05eebc4e962eb6bdb86626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b82c72642c3b074a71455f8307c77598b3d10485d397c6f2af6fd94d77caa8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-22T13:32:58Z",
    "title_canon_sha256": "8010f9d3a74ede501434e331adf0323ab0d5541ca2542a9d8f9d483cba214468"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5194",
    "kind": "arxiv",
    "version": 1
  }
}