Pith Number

pith:7AYEGS6T

pith:2008:7AYEGS6TEE67VTD5DWSLKMTQDW

not attested not anchored not stored refs pending

Prevalence of Tidal Interactions among Local Seyfert Galaxies: The Control Experiment

Cheng-Yu Kuo, Jeremy Lim, Paul T. P. Ho, Ya-Wen Tang

arxiv:0802.4265 v3 · 2008-02-28 · 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{7AYEGS6TEE67VTD5DWSLKMTQDW}

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	2026-07-04T17:09:37.851664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f830434bd3213dfacc7d1da4b532701da7c8ecf7f4e559c0c8ee81cd427938d3

Aliases

arxiv: 0802.4265 · arxiv_version: 0802.4265v3 · doi: 10.48550/arxiv.0802.4265 · pith_short_12: 7AYEGS6TEE67 · pith_short_16: 7AYEGS6TEE67VTD5 · pith_short_8: 7AYEGS6T

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/7AYEGS6TEE67VTD5DWSLKMTQDW \
  | 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: f830434bd3213dfacc7d1da4b532701da7c8ecf7f4e559c0c8ee81cd427938d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65a0bd26970a7f7860353f88158ab6fc8999511df8d66e15163672f4017528ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-02-28T19:38:54Z",
    "title_canon_sha256": "59abd3a0fa7ae18a34aad314a4571b46a1590fc9471fcde02c7b21556c377653"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.4265",
    "kind": "arxiv",
    "version": 3
  }
}