Pith Number

pith:2R2LHRJK

pith:2012:2R2LHRJKCQWOV353K3ICSMIVDJ

not attested not anchored not stored refs pending

The Nature of Hypervelocity Stars and the Time Between Their Formation and Ejection

(2) Caltech), Judith G. Cohen (2), Margaret J. Geller (1), Scott J. Kenyon (1) ((1) Smithsonian, Warren R. Brown (1)

arxiv:1206.4057 v1 · 2012-06-18 · 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{2R2LHRJKCQWOV353K3ICSMIVDJ}

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	2026-05-18T01:56:51.276819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d474b3c52a142ceaefbb56d02931151a79f6b0a3e473c8bd70f01ea55d8ca448

Aliases

arxiv: 1206.4057 · arxiv_version: 1206.4057v1 · doi: 10.48550/arxiv.1206.4057 · pith_short_12: 2R2LHRJKCQWO · pith_short_16: 2R2LHRJKCQWOV353 · pith_short_8: 2R2LHRJK

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/2R2LHRJKCQWOV353K3ICSMIVDJ \
  | 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: d474b3c52a142ceaefbb56d02931151a79f6b0a3e473c8bd70f01ea55d8ca448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c791734095b1c1d3334114a39afbb9bcd57f718014977c00d7c2a8dfc8cfb5d9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-06-18T20:00:59Z",
    "title_canon_sha256": "f4aa971de999de0efd6de75279301f72e9ced2c8ad28463bb9ba54e0d2145c9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4057",
    "kind": "arxiv",
    "version": 1
  }
}