Pith Number

pith:ZO5BGLM4

pith:2010:ZO5BGLM4RFFBIEIRTGOJSYOZJT

not attested not anchored not stored refs pending

The search for planetary mass companions to field brown dwarfs with HST/NICMOS

H. Bouy, M.B. Stumpf, M. Kasper, R. K\"ohler, Th. Henning, V. Joergens, W. Brandner

arxiv:1009.1872 v1 · 2010-09-09 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:05:32.439421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbba132d9c894a141111999c9961d94cf8b57643742952f03c81e177a8ea6a8a

Aliases

arxiv: 1009.1872 · arxiv_version: 1009.1872v1 · doi: 10.48550/arxiv.1009.1872 · pith_short_12: ZO5BGLM4RFFB · pith_short_16: ZO5BGLM4RFFBIEIR · pith_short_8: ZO5BGLM4

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/ZO5BGLM4RFFBIEIRTGOJSYOZJT \
  | 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: cbba132d9c894a141111999c9961d94cf8b57643742952f03c81e177a8ea6a8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f4470eafd7fefd13ffeb2766fda13cdd69e3962d6b62c9020739191de3455da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-09T20:00:06Z",
    "title_canon_sha256": "6d38fc32c6971e54faeaef176c26368301df0cd9dcfb22337eea3f35b5f42986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1872",
    "kind": "arxiv",
    "version": 1
  }
}