Pith Number

pith:XWG27VKA

pith:2017:XWG27VKAQZJCYX6GPFVANFKXMR

not attested not anchored not stored refs pending

Searching for a cosmological preferred direction with 147 rotationally supported galaxies

Yong Zhou, Zhe Chang, Zhi-Chao Zhao

arxiv:1707.00417 v1 · 2017-07-03 · astro-ph.CO · 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{XWG27VKAQZJCYX6GPFVANFKXMR}

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	2026-05-18T00:34:28.983905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd8dafd54086522c5fc6796a0695576464780968ce5e3161fd13a49d20485fa4

Aliases

arxiv: 1707.00417 · arxiv_version: 1707.00417v1 · doi: 10.48550/arxiv.1707.00417 · pith_short_12: XWG27VKAQZJC · pith_short_16: XWG27VKAQZJCYX6G · pith_short_8: XWG27VKA

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/XWG27VKAQZJCYX6GPFVANFKXMR \
  | 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: bd8dafd54086522c5fc6796a0695576464780968ce5e3161fd13a49d20485fa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf6fc2c2894ff272b76649fde95ed20d28e8c99700dbc9cdfccfaf649eb5e2de",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-07-03T06:33:23Z",
    "title_canon_sha256": "f13bc29876bcfe19b1062e0a830e0b4730ea5cb5ea83d0e3d14fb3d5dec093fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00417",
    "kind": "arxiv",
    "version": 1
  }
}