Pith Number

pith:K6TB26UJ

pith:2017:K6TB26UJFFLRVGBXPQA56W2STV

not attested not anchored not stored refs pending

Early phases in the stellar and substellar formation and evolution: Infrared and submillimeter data in the Barnard 30 dark cloud

A. Bayo, A. Noriega-Crespo, A. Palau, C. Eiroa, D. Barrado, H. Bouy, I. de Gregorio-Monsalvo, J.R. Stauffer, M. Morales-Calder\'on, M.T. Ruiz, N. Hu\'elamo, O. Morata, P. Rivi\`ere-Marichalar

arxiv:1712.06399 v1 · 2017-12-18 · astro-ph.SR · 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{K6TB26UJFFLRVGBXPQA56W2STV}

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	2026-05-18T00:17:08.181424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a61d7a8929571a98377c01df5b529d608f365468216ce0be513c916d352a87

Aliases

arxiv: 1712.06399 · arxiv_version: 1712.06399v1 · doi: 10.48550/arxiv.1712.06399 · pith_short_12: K6TB26UJFFLR · pith_short_16: K6TB26UJFFLRVGBX · pith_short_8: K6TB26UJ

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/K6TB26UJFFLRVGBXPQA56W2STV \
  | 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: 57a61d7a8929571a98377c01df5b529d608f365468216ce0be513c916d352a87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c12017f2e794bccf7ee8398c58b2d80910e2b446012f7fed804c198610c4a62",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-12-18T13:54:40Z",
    "title_canon_sha256": "c19f595491697af75798cb55e5302a10f7befb091a1375483c7a158bb0f6ab15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06399",
    "kind": "arxiv",
    "version": 1
  }
}