Pith Number

pith:B3ADD3W5

pith:2011:B3ADD3W5WFNJIYZMJM3T5U4SKK

not attested not anchored not stored refs pending

Episodic accretion, radiative feedback, and their role in low-mass star formation

(2) Sheffield University, Anthony Whitworth (1) ((1) Cardiff University, David Hubber (2), Dimitris Stamatellos (1), UK, UK)

arxiv:1109.2100 v2 · 2011-09-09 · 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{B3ADD3W5WFNJIYZMJM3T5U4SKK}

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	2026-05-18T04:13:15.514984Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec031eeddb15a94632c4b373ed392528bbc1d123dc0cb6073b08559cdcb1e10

Aliases

arxiv: 1109.2100 · arxiv_version: 1109.2100v2 · doi: 10.48550/arxiv.1109.2100 · pith_short_12: B3ADD3W5WFNJ · pith_short_16: B3ADD3W5WFNJIYZM · pith_short_8: B3ADD3W5

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/B3ADD3W5WFNJIYZMJM3T5U4SKK \
  | 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: 0ec031eeddb15a94632c4b373ed392528bbc1d123dc0cb6073b08559cdcb1e10

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94b8ce57b304d6d7c0865e63af24a7f7441c3a8904566fa111511c88cda13dc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-09T19:23:05Z",
    "title_canon_sha256": "61516908cb26f76731cfbf06c349429c2617353715265c69cf35350b0421c2cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2100",
    "kind": "arxiv",
    "version": 2
  }
}