Pith Number

pith:LKKTYK26

pith:2017:LKKTYK26OEHD7SI4FPEJ7NX42P

not attested not anchored not stored refs pending

Gaia DR1 evidence of disrupting Perseus Arm

Daisuke Kawata, Jason A.S. Hunt, Junichi Baba, Noriyuki Matsunaga, Robert J. J. Grand

arxiv:1712.04714 v2 · 2017-12-13 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKKTYK26OEHD7SI4FPEJ7NX42P}

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	2026-05-18T00:23:28.612521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a953c2b5e710e3fc91c2bc89fb6fcd3e49cc574f869f234fa88e779ad15b95a

Aliases

arxiv: 1712.04714 · arxiv_version: 1712.04714v2 · doi: 10.48550/arxiv.1712.04714 · pith_short_12: LKKTYK26OEHD · pith_short_16: LKKTYK26OEHD7SI4 · pith_short_8: LKKTYK26

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/LKKTYK26OEHD7SI4FPEJ7NX42P \
  | 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: 5a953c2b5e710e3fc91c2bc89fb6fcd3e49cc574f869f234fa88e779ad15b95a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb03462198c3eb51f97b7b275b3e7c71de5b09ea8a8bd0d659eab7a4365f9fbd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-12-13T11:33:42Z",
    "title_canon_sha256": "c07c6c3ad5f3bf5ab4d9275726b03a24ea5e5d90d3c04c5b99bccc8235c85ce0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04714",
    "kind": "arxiv",
    "version": 2
  }
}