Pith Number

pith:NNAOURVL

pith:2008:NNAOURVLUSUYF67PKXCH3OI3QH

not attested not anchored not stored refs pending

HD 271791: An Extreme Supernova Runaway B Star Escaping from the Galaxy

2), (2) MPI for Astrophysics Garching, (3) University Observatory Munich), Keith Butler (3) ((1) Dr. Remeis-Observatory Bamberg, Maria-Fernanda Nieva (1, Norbert Przybilla (1), Ulrich Heber (1)

arxiv:0811.0576 v1 · 2008-11-04 · 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{NNAOURVLUSUYF67PKXCH3OI3QH}

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	2026-05-18T04:36:40.841854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b40ea46aba4a982fbef55c47db91b81f3de53c3cbb51dfdc259837d0e6d53f1

Aliases

arxiv: 0811.0576 · arxiv_version: 0811.0576v1 · doi: 10.48550/arxiv.0811.0576 · pith_short_12: NNAOURVLUSUY · pith_short_16: NNAOURVLUSUYF67P · pith_short_8: NNAOURVL

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/NNAOURVLUSUYF67PKXCH3OI3QH \
  | 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: 6b40ea46aba4a982fbef55c47db91b81f3de53c3cbb51dfdc259837d0e6d53f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d57df8ead2b42bb8635e79c5b4c924b25d2e5e5de28d1a9ba16c851eb5b09d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-04T19:18:21Z",
    "title_canon_sha256": "bd5244ffdb54f513cf80afe5d4a04b16508606137d66ce04a2050491ed8427b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.0576",
    "kind": "arxiv",
    "version": 1
  }
}