Pith Number

pith:E3BEBVQF

pith:2019:E3BEBVQF3OU7QGGXYKWBN54E7Z

not attested not anchored not stored refs pending

Clumpy dust rings around non-accreting young stars

Aleks Scholz (St Andrews), Antonella Natta (DIAS), Heidelberg), Howard Relles, Inna Bozhinova (St Andrews), Jochen Eisl\"offel (Tautenburg), Maya Petkova (St Andrews

arxiv:1901.10386 v1 · 2019-01-29 · astro-ph.SR · astro-ph.EP · 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{E3BEBVQF3OU7QGGXYKWBN54E7Z}

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	2026-05-17T23:54:42.394536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26c240d605dba9f818d7c2ac16f784fe48e1b57564ebb8d94012704bc238f18e

Aliases

arxiv: 1901.10386 · arxiv_version: 1901.10386v1 · doi: 10.48550/arxiv.1901.10386 · pith_short_12: E3BEBVQF3OU7 · pith_short_16: E3BEBVQF3OU7QGGX · pith_short_8: E3BEBVQF

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/E3BEBVQF3OU7QGGXYKWBN54E7Z \
  | 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: 26c240d605dba9f818d7c2ac16f784fe48e1b57564ebb8d94012704bc238f18e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81288566de692335a855d4cf71d721126e649f0e34cfe2db5763d002b42da1a4",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-01-29T16:53:33Z",
    "title_canon_sha256": "e285573e0441207e0e7d924c71e71613384d76b8d30d1257e9672b6d743d5036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.10386",
    "kind": "arxiv",
    "version": 1
  }
}