Pith Number

pith:3YNBM2XD

pith:2009:3YNBM2XDY7JVAAJ2B5S27Q2DZY

not attested not anchored not stored refs pending

Probing the mass loss history of the yellow hypergiant IRC+10420

C. Muthu, Dinh-V-Trung, Jeremy Lim, Sebastien Muller, Sun Kwok

arxiv:0903.3714 v1 · 2009-03-22 · 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{3YNBM2XDY7JVAAJ2B5S27Q2DZY}

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	2026-05-18T04:29:15.743295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de1a166ae3c7d350013a0f65afc343ce16a16216efcd3e2745d829b730029b7f

Aliases

arxiv: 0903.3714 · arxiv_version: 0903.3714v1 · doi: 10.48550/arxiv.0903.3714 · pith_short_12: 3YNBM2XDY7JV · pith_short_16: 3YNBM2XDY7JVAAJ2 · pith_short_8: 3YNBM2XD

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/3YNBM2XDY7JVAAJ2B5S27Q2DZY \
  | 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: de1a166ae3c7d350013a0f65afc343ce16a16216efcd3e2745d829b730029b7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a60fa851053c2b01b24286971310bed59a493b7bccd877aef0804c75a237063",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-22T10:51:58Z",
    "title_canon_sha256": "98e578ea37cf4198cc6e9b9daf38b85314b16fbbd01e97fd150a5020a723abf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3714",
    "kind": "arxiv",
    "version": 1
  }
}