Pith Number

pith:2NN42GQG

pith:2023:2NN42GQGX7ZWPQAKYKFBTYU7FN

not attested not anchored not stored refs pending

A dusty streamer infalling onto the disk of a class I protostar. ALMA dual-band constraints on grain properties and mass infall rate

A. Gupta, A. J. Maury, A. Miotello, C. Espaillat, C. F. Manara, D. Segura-Cox, E. Macias, J. Tobin, J. Wendeborn, L. Cacciapuoti, L. Testi, M. Kuffmeier, P. Hennebelle, R. S. Klessen, S. Grant, S. Molinari, S. van Terwisga, U. Lebreuilly

arxiv:2311.13723 v1 · 2023-11-22 · astro-ph.EP · 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{2NN42GQGX7ZWPQAKYKFBTYU7FN}

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	2026-07-05T07:16:06.720075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d35bcd1a06bff367c00ac28a19e29f2b7534ea4c93904e8f3896987b136ecb2c

Aliases

arxiv: 2311.13723 · arxiv_version: 2311.13723v1 · doi: 10.48550/arxiv.2311.13723 · pith_short_12: 2NN42GQGX7ZW · pith_short_16: 2NN42GQGX7ZWPQAK · pith_short_8: 2NN42GQG

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/2NN42GQGX7ZWPQAKYKFBTYU7FN \
  | 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: d35bcd1a06bff367c00ac28a19e29f2b7534ea4c93904e8f3896987b136ecb2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "171f1261ff7d07f075d9a222558ba6eb5c8cb2a9b2bda8fb10e320f17f36822f",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-11-22T22:32:32Z",
    "title_canon_sha256": "c9260f84dcf4e7f85cb7351872e8c9746834ae45382cbc9047ae0f472fa1bd9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.13723",
    "kind": "arxiv",
    "version": 1
  }
}