Pith Number

pith:42B7G2K7

pith:2010:42B7G2K7EIJTIWVN4F2FI3LCC6

not attested not anchored not stored refs pending

Self-gravitating darkon fluid with anisotropic scaling

P.C. Stichel, W.J. Zakrzewski

arxiv:1008.1200 v4 · 2010-08-06 · hep-th · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{42B7G2K7EIJTIWVN4F2FI3LCC6}

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	2026-05-18T04:33:26.892979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e683f3695f2213345aade174546d6217b3acf43809c521ab420f26c2eeb45c1e

Aliases

arxiv: 1008.1200 · arxiv_version: 1008.1200v4 · doi: 10.48550/arxiv.1008.1200 · pith_short_12: 42B7G2K7EIJT · pith_short_16: 42B7G2K7EIJTIWVN · pith_short_8: 42B7G2K7

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/42B7G2K7EIJTIWVN4F2FI3LCC6 \
  | 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: e683f3695f2213345aade174546d6217b3acf43809c521ab420f26c2eeb45c1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02e798cc03d766ad4d46b942a1046040eaff1e37b46774b977fdf79817412c3f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2010-08-06T13:51:00Z",
    "title_canon_sha256": "9954fe76d7b2b8ff069fffe11ac6cc143d4f6fda0e1de5b36207e160e4b72124"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1200",
    "kind": "arxiv",
    "version": 4
  }
}