Pith Number

pith:3GD5KTOX

pith:2017:3GD5KTOXLAIX3SS46TP7U2SSPR

not attested not anchored not stored refs pending

Colour asymmetry between galaxies with clockwise and counterclockwise handedness

Lior Shamir

arxiv:1701.06255 v1 · 2017-01-23 · 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{3GD5KTOXLAIX3SS46TP7U2SSPR}

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	2026-05-18T00:51:11.701385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d987d54dd758117dca5cf4dffa6a527c4155762f7ad9b4fc498caf5da7d828aa

Aliases

arxiv: 1701.06255 · arxiv_version: 1701.06255v1 · doi: 10.48550/arxiv.1701.06255 · pith_short_12: 3GD5KTOXLAIX · pith_short_16: 3GD5KTOXLAIX3SS4 · pith_short_8: 3GD5KTOX

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/3GD5KTOXLAIX3SS46TP7U2SSPR \
  | 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: d987d54dd758117dca5cf4dffa6a527c4155762f7ad9b4fc498caf5da7d828aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bc01dee9bcc69f93cc62c280d155aa535660acddf256af672c7693b1f6d524f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-01-23T02:38:06Z",
    "title_canon_sha256": "d792b6fa6f048aa574aba35e2404c6cb830d2b87967c8a6cdad165df9e49dc45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06255",
    "kind": "arxiv",
    "version": 1
  }
}