Pith Number

pith:HVXYYIFF

pith:2012:HVXYYIFFJDDTAM57SLKGLLZSFA

not attested not anchored not stored refs pending

WIMP DM and first stars: suppression of fragmentation in primordial star formation

Dominik R. G. Schleicher, Fabio Iocco, Naoki Yoshida, Ralf S. Klessen, Rowan J. Smith, Shingo Hirano, Simon C. O. Glover

arxiv:1210.1582 v2 · 2012-10-04 · astro-ph.CO · 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{HVXYYIFFJDDTAM57SLKGLLZSFA}

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	2026-05-18T01:54:05.571688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d6f8c20a548c73033bf92d465af32283a10884a0bb4174761edcc694bd3922d

Aliases

arxiv: 1210.1582 · arxiv_version: 1210.1582v2 · doi: 10.48550/arxiv.1210.1582 · pith_short_12: HVXYYIFFJDDT · pith_short_16: HVXYYIFFJDDTAM57 · pith_short_8: HVXYYIFF

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/HVXYYIFFJDDTAM57SLKGLLZSFA \
  | 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: 3d6f8c20a548c73033bf92d465af32283a10884a0bb4174761edcc694bd3922d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ef849b3acf29cdeb02a99b122d91d2be2346ad49eff50d0d8bc1ee56da3f02f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-04T20:02:49Z",
    "title_canon_sha256": "86ab67b0905d8111bfba53b4e3654644f13c1a12c7cf6de20706d69ac3113532"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1582",
    "kind": "arxiv",
    "version": 2
  }
}