Pith Number

pith:ZJC4VYQP

pith:2014:ZJC4VYQPAINEOVNU4OM4GB2LVP

not attested not anchored not stored refs pending

Evolutionary tracks for Betelgeuse

David S. P. Dearborn, Doan Duc Lam, Grant J. Mathews, Gregory J. Herczeg, Michelle M. Dolan, Nguyen Quynh Lan

arxiv:1406.3143 v2 · 2014-06-12 · 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{ZJC4VYQPAINEOVNU4OM4GB2LVP}

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	2026-05-18T00:34:20.957741Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca45cae20f021a4755b4e399c3074babe83e8f03610a92a6c96d50de40eee7a1

Aliases

arxiv: 1406.3143 · arxiv_version: 1406.3143v2 · doi: 10.48550/arxiv.1406.3143 · pith_short_12: ZJC4VYQPAINE · pith_short_16: ZJC4VYQPAINEOVNU · pith_short_8: ZJC4VYQP

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/ZJC4VYQPAINEOVNU4OM4GB2LVP \
  | 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: ca45cae20f021a4755b4e399c3074babe83e8f03610a92a6c96d50de40eee7a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "637c2a486aa465f4dbd3c2f8118ff032dca785a8b5ed62db1a8cf992673a5d6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-06-12T08:14:43Z",
    "title_canon_sha256": "bab2edb1ed3892364eddb6e47eb1d19050641c98a634021102ea6756215bb8c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.3143",
    "kind": "arxiv",
    "version": 2
  }
}