Pith Number

pith:QNRI23EC

pith:2012:QNRI23EC4UQKE3B6AQMDRFUZUD

not attested not anchored not stored refs pending

The Environmental Dependence of the Incidence of Galactic Tidal Features

Chris Bildfell, Chris Pritchet, David J. Sand, Dennis Zaritsky, Henk Hoekstra, Melissa Graham, Scott M. Adams

arxiv:1208.4843 v1 · 2012-08-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNRI23EC4UQKE3B6AQMDRFUZUD}

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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	2026-05-18T01:54:58.919409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83628d6c82e520a26c3e0418389699a0c4598dfb27993b5ac8efbeee29f2a212

Aliases

arxiv: 1208.4843 · arxiv_version: 1208.4843v1 · doi: 10.48550/arxiv.1208.4843 · pith_short_12: QNRI23EC4UQK · pith_short_16: QNRI23EC4UQKE3B6 · pith_short_8: QNRI23EC

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/QNRI23EC4UQKE3B6AQMDRFUZUD \
  | 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: 83628d6c82e520a26c3e0418389699a0c4598dfb27993b5ac8efbeee29f2a212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e5b0877095d6ccd016e09cdee1404fe0821bec7d6613c5c68c960bcf9317e52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-23T20:00:01Z",
    "title_canon_sha256": "cd24f9a69f4ecbbe012f35296bf2c976d1f3098450aac69d178c5ceb89688384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4843",
    "kind": "arxiv",
    "version": 1
  }
}