Pith Number

pith:Y5DXTRWW

pith:2011:Y5DXTRWWMTPK7CEHBY3FXJJR5C

not attested not anchored not stored refs pending

The Initial Mass Function of the Orion Nebula Cluster across the H-burning limit

(2) STScI, (3) Caltech (4) MPIA, (5) Vanderbilt), Keivan G. Stassun (5) ((1) ESA/ESTEC, Lynne A. Hillenbrand (3), Massimo Robberto (2), Nicola Da Rio (1), Thomas Henning (4)

arxiv:1112.2711 v1 · 2011-12-12 · 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{Y5DXTRWWMTPK7CEHBY3FXJJR5C}

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	2026-05-18T01:59:11.378679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c74779c6d664deaf88870e365ba531e8b6086295674cd24f34dcf8023a7d5330

Aliases

arxiv: 1112.2711 · arxiv_version: 1112.2711v1 · doi: 10.48550/arxiv.1112.2711 · pith_short_12: Y5DXTRWWMTPK · pith_short_16: Y5DXTRWWMTPK7CEH · pith_short_8: Y5DXTRWW

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/Y5DXTRWWMTPK7CEHBY3FXJJR5C \
  | 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: c74779c6d664deaf88870e365ba531e8b6086295674cd24f34dcf8023a7d5330

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b036c72769755749b450676b35342fdfe383bd0a8f25fd47de9abb2ef8cac3a6",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-12-12T21:00:18Z",
    "title_canon_sha256": "19183f510ca5508f0a92a6265787f3d9f83353b949b19b520751f56ddfa02bda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2711",
    "kind": "arxiv",
    "version": 1
  }
}