Pith Number

pith:43NJD2V6

pith:2016:43NJD2V6A2H4KTBCDWYWAXVS6Y

not attested not anchored not stored refs pending

Self-gravitating disc candidates around massive young stars

C.J. Cyganowski, C.L. Brogan, D.H. Forgan, J.D. Ilee, T.R. Hunter

arxiv:1608.05539 v1 · 2016-08-19 · 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{43NJD2V6A2H4KTBCDWYWAXVS6Y}

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	2026-05-18T01:08:28.221378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6da91eabe068fc54c221db1605eb2f60362281dccde68dbc730c87366a876a9

Aliases

arxiv: 1608.05539 · arxiv_version: 1608.05539v1 · doi: 10.48550/arxiv.1608.05539 · pith_short_12: 43NJD2V6A2H4 · pith_short_16: 43NJD2V6A2H4KTBC · pith_short_8: 43NJD2V6

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/43NJD2V6A2H4KTBCDWYWAXVS6Y \
  | 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: e6da91eabe068fc54c221db1605eb2f60362281dccde68dbc730c87366a876a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ccd4dbe2722b31724570e71873c6df11f80acef32c1077f965a112426e48b84",
    "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": "2016-08-19T09:07:53Z",
    "title_canon_sha256": "a46b5c1cfa9b1f3b1807db20d02d599c0aceb47d503f159c90e1f2b72d670ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05539",
    "kind": "arxiv",
    "version": 1
  }
}