Pith Number

pith:C4PDWQAN

pith:2021:C4PDWQANF32WMW7QPTLEYFGQGX

not attested not anchored not stored refs pending

ALMA observations of the Extended Green Object G19.01$-$0.03: I. A Keplerian disc in a massive protostellar system

Claudia J. Cyganowski, Crystal L. Brogan, Gwenllian M. Williams, Ian A. Bonnell, J. M. Diederik Kruijssen, John D. Ilee, Pooneh Nazari, Rowan J. Smith, Todd R. Hunter

arxiv:2110.06262 v1 · 2021-10-12 · astro-ph.GA · 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{C4PDWQANF32WMW7QPTLEYFGQGX}

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	2026-07-05T03:25:17.882046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171e3b400d2ef5665bf07cd64c14d035eece0954a1a8a7047c771c7aceb3d59e

Aliases

arxiv: 2110.06262 · arxiv_version: 2110.06262v1 · doi: 10.48550/arxiv.2110.06262 · pith_short_12: C4PDWQANF32W · pith_short_16: C4PDWQANF32WMW7Q · pith_short_8: C4PDWQAN

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/C4PDWQANF32WMW7QPTLEYFGQGX \
  | 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: 171e3b400d2ef5665bf07cd64c14d035eece0954a1a8a7047c771c7aceb3d59e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a063698f9efb85432b6b342cc9d16c304f6d4ba91dfec8894b2e1669d095ae4b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-10-12T18:21:17Z",
    "title_canon_sha256": "457350a5f82f5e24241ba508513e4d6a28661546c218e021fbd7c883eebccfb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.06262",
    "kind": "arxiv",
    "version": 1
  }
}