Pith Number

pith:5MPG2OFU

pith:2013:5MPG2OFU4DANGRAX54SPA4RLML

not attested not anchored not stored refs pending

Kinematic classification of non-interacting spiral galaxies

Jayanne English, Theresa Wiegert

arxiv:1305.2945 v1 · 2013-05-13 · 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{5MPG2OFU4DANGRAX54SPA4RLML}

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	2026-05-18T03:25:45.409988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb1e6d38b4e0c0d34417ef24f0722b62f90c8c576d221d0459d184f4e6601bc0

Aliases

arxiv: 1305.2945 · arxiv_version: 1305.2945v1 · doi: 10.48550/arxiv.1305.2945 · pith_short_12: 5MPG2OFU4DAN · pith_short_16: 5MPG2OFU4DANGRAX · pith_short_8: 5MPG2OFU

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/5MPG2OFU4DANGRAX54SPA4RLML \
  | 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: eb1e6d38b4e0c0d34417ef24f0722b62f90c8c576d221d0459d184f4e6601bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffb0cb3bb9fd311491d6f099e969ad17d8886d36e7dc1f17ee98f51639c159bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-13T20:28:49Z",
    "title_canon_sha256": "cde666856ddede558da0117ef0ce42293ea38edeb9a374d2f502b2fd686a07e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2945",
    "kind": "arxiv",
    "version": 1
  }
}