Pith Number

pith:TMSQMKEW

pith:2021:TMSQMKEWZEAR2R5BBF63US7UI4

not attested not anchored not stored refs pending

The fast evolving type Ib Supernova SN 2015dj in NGC 7371

Andrea Pastorello, Anjasha Gangopadhyay, Curtis McCully, D. Andrew Howell, Emma Callis, Enrico Cappellaro, Giacomo Terreran, Griffin Hosseinzadeh, Iair Arcavi, Kuntal Misra, Leonardo Tartaglia, Lina Tomasella, Massimo Turatto, Mridweeka Singh, Nancy Elias-Rosa, Raya Dastidar, Sang Chul Kim, Shubham Srivastav, Stefano Benetti, Stefano Valenti

arxiv:2101.09430 v1 · 2021-01-23 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMSQMKEWZEAR2R5BBF63US7UI4}

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	2026-07-05T02:23:25.581814Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b25062896c9011d47a1097dba4bf44716be14f536e2b5fcfe71116138767185

Aliases

arxiv: 2101.09430 · arxiv_version: 2101.09430v1 · doi: 10.48550/arxiv.2101.09430 · pith_short_12: TMSQMKEWZEAR · pith_short_16: TMSQMKEWZEAR2R5B · pith_short_8: TMSQMKEW

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/TMSQMKEWZEAR2R5BBF63US7UI4 \
  | 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: 9b25062896c9011d47a1097dba4bf44716be14f536e2b5fcfe71116138767185

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a83f1545b85dcf4e18a6be516e02c89b9ec1f1c620e580189977238c6509379",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-01-23T06:22:05Z",
    "title_canon_sha256": "3700cfe90013c89feee7bf4a66298a5e986a4fefb4c7848b3774f2a55a1ce18a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.09430",
    "kind": "arxiv",
    "version": 1
  }
}