Pith Number

pith:4UA7LFV5

pith:2014:4UA7LFV56UBBPY4CDNRW65RUU5

not attested not anchored not stored refs pending

The Gas-Rich Circumbinary Disk of HR 4049. II: A Detailed Study of the Near-Infrared Spectrum

Jan Cami, Sarah E. Malek

arxiv:1408.5173 v1 · 2014-08-21 · 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{4UA7LFV56UBBPY4CDNRW65RUU5}

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	2026-05-18T01:42:14.047094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e501f596bdf50217e3821b636f7634a756b972a6062a11cbe26aec2965033609

Aliases

arxiv: 1408.5173 · arxiv_version: 1408.5173v1 · doi: 10.48550/arxiv.1408.5173 · pith_short_12: 4UA7LFV56UBB · pith_short_16: 4UA7LFV56UBBPY4C · pith_short_8: 4UA7LFV5

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/4UA7LFV56UBBPY4CDNRW65RUU5 \
  | 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: e501f596bdf50217e3821b636f7634a756b972a6062a11cbe26aec2965033609

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "894050149bbca0ac4b777d986753724671898219e2221af74b6ec1ca6592e2d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-21T23:08:16Z",
    "title_canon_sha256": "4435e20f41b533f55a7832761b739689cef6ff33e8188b2be8839384adfdb462"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5173",
    "kind": "arxiv",
    "version": 1
  }
}