Pith Number

pith:OIBXCQ6T

pith:2014:OIBXCQ6TBWOFHAQA3W7SPGTXBA

not attested not anchored not stored refs pending

Simulating the evolution of disc galaxies in a group environment. II. The influence of close-encounters between galaxies

\'Alvaro Villalobos, Gabriella De Lucia, Giuseppe Murante

arxiv:1404.2942 v2 · 2014-04-10 · astro-ph.GA · 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{OIBXCQ6TBWOFHAQA3W7SPGTXBA}

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	2026-05-18T01:43:35.533699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72037143d30d9c538200ddbf279a77082228e4f38bec60d82e40a0187e24dec2

Aliases

arxiv: 1404.2942 · arxiv_version: 1404.2942v2 · doi: 10.48550/arxiv.1404.2942 · pith_short_12: OIBXCQ6TBWOF · pith_short_16: OIBXCQ6TBWOFHAQA · pith_short_8: OIBXCQ6T

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/OIBXCQ6TBWOFHAQA3W7SPGTXBA \
  | 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: 72037143d30d9c538200ddbf279a77082228e4f38bec60d82e40a0187e24dec2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7809f7e3cd467ba8fbf67728cb0276c6bb5063a83163c1f435b02b73e72bc7c2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-10T20:23:26Z",
    "title_canon_sha256": "ddf3ac73bc5ec364d2ca459d927e85f1ddc72b992fbae154ad87fbec0c31b353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2942",
    "kind": "arxiv",
    "version": 2
  }
}