Pith Number

pith:FRSMDEZE

pith:2010:FRSMDEZEEYLXV4LN3BWI4ASULP

not attested not anchored not stored refs pending

The expansion of SN 2008iz in M82

(2) Harvard-Smithsonian Center for Astrophysics, (3) UC Berkeley (4) Universiteit Nijmegen, 5), (5) ASTRON, (6) Jodrell Bank Centre for Astrophysics, (7) University College London), A. Brunthaler (1), C. Henkel (1), D.M. Fenech (7) ((1) Max-Planck-Institut fuer Radioastronomie, G.C. Bower (3), H. Falcke (4, I. Marti-Vidal (1), K.M. Menten (1), M.J. Reid (2), R.J. Beswick (6), T.W.B. Muxlow (6)

arxiv:1011.5316 v1 · 2010-11-24 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRSMDEZEEYLXV4LN3BWI4ASULP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:34:47.567772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c64c1932426177af16dd86c8e02545bef99d9ee28e0a1c989463dd7f8722039

Aliases

arxiv: 1011.5316 · arxiv_version: 1011.5316v1 · doi: 10.48550/arxiv.1011.5316 · pith_short_12: FRSMDEZEEYLX · pith_short_16: FRSMDEZEEYLXV4LN · pith_short_8: FRSMDEZE

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/FRSMDEZEEYLXV4LN3BWI4ASULP \
  | 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: 2c64c1932426177af16dd86c8e02545bef99d9ee28e0a1c989463dd7f8722039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be6b94269403d044a7e16287140437ccbe2dd9d176db71ae6e2f5cee25898157",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-24T08:28:25Z",
    "title_canon_sha256": "181d9b74a00c7b922d7fa82eb0599280d13abb5a668bf1283bc4a9c79b3ac212"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.5316",
    "kind": "arxiv",
    "version": 1
  }
}