Pith Number

pith:7UE4H37W

pith:2010:7UE4H37WF27VRZFNCMDJRMF3OG

not attested not anchored not stored refs pending

Substellar Objects in Nearby Young Clusters (SONYC) II: The Brown Dwarf Population of Rho Ophiuchi

Alexander Scholz, David Lafreni\`ere, Eve Lee, Motohide Tamura, Ray Jayawardhana, Vincent Geers

arxiv:1010.5801 v1 · 2010-10-27 · 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{7UE4H37WF27VRZFNCMDJRMF3OG}

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	2026-05-18T02:04:55.590023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd09c3eff62ebf58e4ad130698b0bb719d388246ece2a4de1f147082ce8eb965

Aliases

arxiv: 1010.5801 · arxiv_version: 1010.5801v1 · doi: 10.48550/arxiv.1010.5801 · pith_short_12: 7UE4H37WF27V · pith_short_16: 7UE4H37WF27VRZFN · pith_short_8: 7UE4H37W

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/7UE4H37WF27VRZFNCMDJRMF3OG \
  | 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: fd09c3eff62ebf58e4ad130698b0bb719d388246ece2a4de1f147082ce8eb965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb009d9f4e2c3e41877ab96f1eafa5464266994c82fa9418ddca2192e6b2ca1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-27T20:27:26Z",
    "title_canon_sha256": "3c775b31006bddbb51e4fd38432092f5434f42c34a3591ea2cf983924032e0d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.5801",
    "kind": "arxiv",
    "version": 1
  }
}