Pith Number

pith:6R2D2JL4

pith:2007:6R2D2JL47NXXIXWV3H6R63M3TQ

not attested not anchored not stored refs pending

A Spectroscopic Study of Mass Outflows in the Interacting Binary RY Scuti

A. Kaufer, D. R. Gies, E. D. Grundstrom, M. V. McSwain, N. Smith, O. Stahl, R. D. Gehrz, T. C. Hillwig

arxiv:0706.3206 v1 · 2007-06-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6R2D2JL47NXXIXWV3H6R63M3TQ}

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	2026-05-18T04:29:33.869975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4743d257cfb6f745ed5d9fd1f6d9b9c0ef544d92f5ece6a1b814cc1aedd8667

Aliases

arxiv: 0706.3206 · arxiv_version: 0706.3206v1 · doi: 10.48550/arxiv.0706.3206 · pith_short_12: 6R2D2JL47NXX · pith_short_16: 6R2D2JL47NXXIXWV · pith_short_8: 6R2D2JL4

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/6R2D2JL47NXXIXWV3H6R63M3TQ \
  | 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: f4743d257cfb6f745ed5d9fd1f6d9b9c0ef544d92f5ece6a1b814cc1aedd8667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "054896221aef385ca6d4f3e6323e001155b8c054e41b37b9aef34cfcc0aadb15",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-06-21T18:20:55Z",
    "title_canon_sha256": "22ec0384b23d04e5dd1adea1a7b167a0ce60a2bc8ad658b38f3765e45125e557"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.3206",
    "kind": "arxiv",
    "version": 1
  }
}