Pith Number

pith:HUECWXTI

pith:2010:HUECWXTIKJ6OALI3VAQ7RL4HFD

not attested not anchored not stored refs pending

Concentric circles in WMAP data may provide evidence of violent pre-Big-Bang activity

R.Penrose, V.G.Gurzadyan

arxiv:1011.3706 v1 · 2010-11-16 · 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{HUECWXTIKJ6OALI3VAQ7RL4HFD}

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	2026-05-18T04:35:47.506462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d082b5e68527ce02d1ba821f8af8728e07d0363533ae6de8715094192dbf1e3

Aliases

arxiv: 1011.3706 · arxiv_version: 1011.3706v1 · doi: 10.48550/arxiv.1011.3706 · pith_short_12: HUECWXTIKJ6O · pith_short_16: HUECWXTIKJ6OALI3 · pith_short_8: HUECWXTI

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/HUECWXTIKJ6OALI3VAQ7RL4HFD \
  | 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: 3d082b5e68527ce02d1ba821f8af8728e07d0363533ae6de8715094192dbf1e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f131f589daa9f33c3d7dfa1d05c7d0c711ff6bdf417668b1b58b8635c554d34",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-11-16T14:39:55Z",
    "title_canon_sha256": "197248de49733e5733fd3331d7c97487c517c1b75c874e982b723e5c57502c04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3706",
    "kind": "arxiv",
    "version": 1
  }
}