Pith Number

pith:O2LAXA6M

pith:2012:O2LAXA6M2ZNEKJ452GLKN6QNEM

not attested not anchored not stored refs pending

Ultra-Deep Hubble Space Telescope Imaging of the Small Magellanic Cloud: The Initial Mass Function of Stars with M <~ 1 Msun

Aaron Dotter, Brad M. S. Hansen, Gregory G. Fahlman, Harvey B. Richer, I. Neill Reid, Jarrod Hurley, Jason S. Kalirai, Jay Anderson, Michael M. Shara, R. Michael Rich

arxiv:1212.1159 v2 · 2012-12-05 · 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{O2LAXA6M2ZNEKJ452GLKN6QNEM}

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	2026-05-18T01:52:47.288116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76960b83ccd65a45279dd196a6fa0d231e35e58ea8461af984e6c883b12acece

Aliases

arxiv: 1212.1159 · arxiv_version: 1212.1159v2 · doi: 10.48550/arxiv.1212.1159 · pith_short_12: O2LAXA6M2ZNE · pith_short_16: O2LAXA6M2ZNEKJ45 · pith_short_8: O2LAXA6M

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/O2LAXA6M2ZNEKJ452GLKN6QNEM \
  | 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: 76960b83ccd65a45279dd196a6fa0d231e35e58ea8461af984e6c883b12acece

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edd324169ff1a22307193ce40e848a53934a52b8915e1f4e9a4302f20973eaa2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-05T21:00:01Z",
    "title_canon_sha256": "c01279d849c1dc2ca4bac775ab2da78ffd4570f4ce22f5eb6aea9cfcf6d96a8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1159",
    "kind": "arxiv",
    "version": 2
  }
}