Pith Number

pith:TBKMQVG2

pith:2013:TBKMQVG2NEADR6LFNJNZ2PIGXN

not attested not anchored not stored refs pending

The AM CVn binary SDSS J173047.59+554518.5

C. M. Copperwheat, D. Steeghs, G. Nelemans, P. J. Carter, P. J. Groot, T. Kupfer, T. R. Marsh

arxiv:1311.0008 v1 · 2013-10-31 · 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{TBKMQVG2NEADR6LFNJNZ2PIGXN}

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	2026-05-18T01:46:40.242530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9854c854da690038f9656a5b9d3d06bb78da764441cef1fffb77ac8e9cdc026a

Aliases

arxiv: 1311.0008 · arxiv_version: 1311.0008v1 · doi: 10.48550/arxiv.1311.0008 · pith_short_12: TBKMQVG2NEAD · pith_short_16: TBKMQVG2NEADR6LF · pith_short_8: TBKMQVG2

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/TBKMQVG2NEADR6LFNJNZ2PIGXN \
  | 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: 9854c854da690038f9656a5b9d3d06bb78da764441cef1fffb77ac8e9cdc026a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f698ca139a51897728b70320f19ab377e74dd3a380283ee00c0a17c83e1ca92d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-31T20:00:02Z",
    "title_canon_sha256": "0065a3b878f48281680fdd28a84c8adce87549c50500901224b4c2612627ef21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0008",
    "kind": "arxiv",
    "version": 1
  }
}