Pith Number

pith:EJIRKR3I

pith:2010:EJIRKR3I4F3ENPUABYGRNT4UX2

not attested not anchored not stored refs pending

Adaptive optics observations of the T10 ultracool dwarf UGPSJ072227.51-054031.2

E.L. Martin, H. Bouy, J. Girard, N. Huelamo, P.W. Lucas

arxiv:1008.3046 v1 · 2010-08-18 · 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{EJIRKR3I4F3ENPUABYGRNT4UX2}

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	2026-05-18T02:05:47.113064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2251154768e17646be800e0d16cf94be81ce7f9f8a7bf19bd6e16e985d174c64

Aliases

arxiv: 1008.3046 · arxiv_version: 1008.3046v1 · doi: 10.48550/arxiv.1008.3046 · pith_short_12: EJIRKR3I4F3E · pith_short_16: EJIRKR3I4F3ENPUA · pith_short_8: EJIRKR3I

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/EJIRKR3I4F3ENPUABYGRNT4UX2 \
  | 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: 2251154768e17646be800e0d16cf94be81ce7f9f8a7bf19bd6e16e985d174c64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78323e1d4cdd4b7565594229f28845ce6141a21815289f3efc2293e863f16efc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-18T08:55:07Z",
    "title_canon_sha256": "b4c6b78fe7f441f26d22886f8119d7cf064d21b86e632befb1530dae121e603c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3046",
    "kind": "arxiv",
    "version": 1
  }
}