Pith Number

pith:MQS4GKWI

pith:2007:MQS4GKWIBL6FKNNY4O6KLVL5EW

not attested not anchored not stored refs pending

The three dimensional skeleton: tracing the filamentary structure of the universe

C. Pichon, D. Novikov, D. Pogosyan, S. Colombi, T. Sousbie

arxiv:0707.3123 v1 · 2007-07-20 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MQS4GKWIBL6FKNNY4O6KLVL5EW}

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.

Cited by

1 paper in Pith

Stochastic Homology of Gaussian vs. non-Gaussian Random Fields: Graphs towards Betti Numbers and Persistence Diagrams

Receipt and verification

First computed	2026-07-04T17:04:47.246676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6425c32ac80afc5535b8e3bca5d57d259b413ac2386e79abb3dac619d0467cd1

Aliases

arxiv: 0707.3123 · arxiv_version: 0707.3123v1 · doi: 10.48550/arxiv.0707.3123 · pith_short_12: MQS4GKWIBL6F · pith_short_16: MQS4GKWIBL6FKNNY · pith_short_8: MQS4GKWI

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/MQS4GKWIBL6FKNNY4O6KLVL5EW \
  | 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: 6425c32ac80afc5535b8e3bca5d57d259b413ac2386e79abb3dac619d0467cd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf709ee2671c263e7df6b997c6be4b3d4d0e62351b56c56fa71f69566713961",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-07-20T18:26:55Z",
    "title_canon_sha256": "a58c04548ad7a936ac6da6b56e0388e83ac9663ab5b32b6de200c5c32d7036a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.3123",
    "kind": "arxiv",
    "version": 1
  }
}