Pith Number

pith:EY6L3MUZ

pith:2017:EY6L3MUZW7CUVYOUCDTBXEJK3H

not attested not anchored not stored refs pending

On the deuterium abundance and the importance of stellar mass loss in the interstellar and intergalactic medium

2), Claude-Andr\'e Faucher-Gigu\`ere (4), Du\v{s}an Kere\v{s} (5), Eliot Quataert (3), Freeke van de Voort (1, Philip F. Hopkins (6), Robert Feldmann (7), T. K. Chan (5), Zachary Hafen (4) ((1) HITS (2) Yale (3) UC Berkeley (4) Northwestern (5) UCSD (6) Caltech (7) Zurich)

arxiv:1704.08254 v2 · 2017-04-26 · astro-ph.GA · 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{EY6L3MUZW7CUVYOUCDTBXEJK3H}

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	2026-05-18T00:08:23.695151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

263cbdb299b7c54ae1d410e61b912ad9fa4768eb5fa394cfbf4a36465231d048

Aliases

arxiv: 1704.08254 · arxiv_version: 1704.08254v2 · doi: 10.48550/arxiv.1704.08254 · pith_short_12: EY6L3MUZW7CU · pith_short_16: EY6L3MUZW7CUVYOU · pith_short_8: EY6L3MUZ

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/EY6L3MUZW7CUVYOUCDTBXEJK3H \
  | 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: 263cbdb299b7c54ae1d410e61b912ad9fa4768eb5fa394cfbf4a36465231d048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae0fe4df02f83dfbbc8147ccc3ea34ffb06613de4d899e259cb4c076fa296d1",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-26T18:00:01Z",
    "title_canon_sha256": "bfe25486143cc91dd0ee9d05cca8bb445a511d7041db1fb00f131359a7b2e601"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08254",
    "kind": "arxiv",
    "version": 2
  }
}