Pith Number

pith:M4YB64YF

pith:2001:M4YB64YFIEY3Q7X2VGXK4JZJKJ

not attested not anchored not stored refs pending

Fluctuations in the Quantum Vacuum

B.G. Sidharth

arxiv:physics/0106100 v1 · 2001-06-29 · physics.gen-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{M4YB64YFIEY3Q7X2VGXK4JZJKJ}

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	2026-05-18T01:38:11.182908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67301f73054131b87efaa9aeae27295263f2bd5839cefbd42ed5348788cd9c86

Aliases

arxiv: physics/0106100 · arxiv_version: physics/0106100v1 · doi: 10.48550/arxiv.physics/0106100 · pith_short_12: M4YB64YFIEY3 · pith_short_16: M4YB64YFIEY3Q7X2 · pith_short_8: M4YB64YF

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/M4YB64YFIEY3Q7X2VGXK4JZJKJ \
  | 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: 67301f73054131b87efaa9aeae27295263f2bd5839cefbd42ed5348788cd9c86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cd6b21058d310835f705bcbb0eeb0dabb3af2ab632ee6d3395c1132047c179f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2001-06-29T16:18:51Z",
    "title_canon_sha256": "5d22ed4a4bcd11f8f9c9507808cc8e09a1f51332c48341c7d11191a75525ad65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0106100",
    "kind": "arxiv",
    "version": 1
  }
}