Pith Number

pith:QOCX33YC

pith:2017:QOCX33YC3RU3QJZPRB4TFCJP5R

not attested not anchored not stored refs pending

The shape of a rapidly rotating polytrope with index unity

Andrzej Odrzywolek, Jerzy Knopik, Patryk Mach

arxiv:1701.05782 v1 · 2017-01-20 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOCX33YC3RU3QJZPRB4TFCJP5R}

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	2026-05-18T00:52:24.751660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83857def02dc69b8272f887932892fec6c2b40feec487abc27970d66b270b384

Aliases

arxiv: 1701.05782 · arxiv_version: 1701.05782v1 · doi: 10.48550/arxiv.1701.05782 · pith_short_12: QOCX33YC3RU3 · pith_short_16: QOCX33YC3RU3QJZP · pith_short_8: QOCX33YC

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/QOCX33YC3RU3QJZPRB4TFCJP5R \
  | 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: 83857def02dc69b8272f887932892fec6c2b40feec487abc27970d66b270b384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f186eff654c32b9bf87f62da4fc29ee8bb6ea01db1ab6b2bbd0daed5c6866bae",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-20T12:53:44Z",
    "title_canon_sha256": "2da5eab38b91f5eebae0d77a35c9f157e168fd2ca82a2b7ba8a58cf9c53d944c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05782",
    "kind": "arxiv",
    "version": 1
  }
}