Pith Number

pith:BHMKVVGM

pith:2011:BHMKVVGMC2RDDIWKXQRW6NJZFW

not attested not anchored not stored refs pending

Panchromatic Observations of SN 2011dh Point to a Compact Progenitor Star

A. Brunthaler, A. Copete, Alicia M. Soderberg, A. Rau, A. von Kienlin, B. A. Zauderer, B. Katz, C. Fransson, C. Meegan, E. Mazets, E. M. Levesque, E. Nakar, G. Petitpas, J. A. Dittmann, J. Grindlay, K. D. Alexander, K. Hurley, L. Chomiuk, M. Briggs, M. F. Bietenholz, M. Gurwell, M. Krauss, M. Morii, M. Rupen, N. Chugai, N. Kawai, R. A. Chevalier, R. Margutti, S. Barthelmy, S. Golenetskii, T. Cline, T. Sakamoto, T. Toizumi, V. Connaughton, X. Zhang

arxiv:1107.1876 v2 · 2011-07-10 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BHMKVVGMC2RDDIWKXQRW6NJZFW}

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	2026-05-18T02:01:20.680920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09d8aad4cc16a231a2cabc236f35392db4a41f018b543b4550cb34a6545844a2

Aliases

arxiv: 1107.1876 · arxiv_version: 1107.1876v2 · doi: 10.48550/arxiv.1107.1876 · pith_short_12: BHMKVVGMC2RD · pith_short_16: BHMKVVGMC2RDDIWK · pith_short_8: BHMKVVGM

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/BHMKVVGMC2RDDIWKXQRW6NJZFW \
  | 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: 09d8aad4cc16a231a2cabc236f35392db4a41f018b543b4550cb34a6545844a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde19bd2b4d84de73ba9f84d6b3f4e42a707121016710eee157ee100c4a89659",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-07-10T17:09:53Z",
    "title_canon_sha256": "73d6f30bf84990b390c7196579701e1d993461ecbfe20bdd7bc85cd45eb576f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1876",
    "kind": "arxiv",
    "version": 2
  }
}