Pith Number

pith:XBDWXTCN

pith:2016:XBDWXTCN3TFOR6FXBOPRKGTDCT

not attested not anchored not stored refs pending

Possible existence of optical communication channels in the brain

Christoph Simon, Jack Tuszynski, Kristine Boone, Paul E. Barclay, Sourabh Kumar

arxiv:1607.02969 v1 · 2016-07-07 · q-bio.NC · physics.bio-ph · physics.optics · quant-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{XBDWXTCN3TFOR6FXBOPRKGTDCT}

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	2026-05-18T00:57:04.233381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8476bcc4ddccae8f8b70b9f151a6314d5012f8efda0e463742bd10c63b3a7c3

Aliases

arxiv: 1607.02969 · arxiv_version: 1607.02969v1 · doi: 10.48550/arxiv.1607.02969 · pith_short_12: XBDWXTCN3TFO · pith_short_16: XBDWXTCN3TFOR6FX · pith_short_8: XBDWXTCN

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/XBDWXTCN3TFOR6FXBOPRKGTDCT \
  | 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: b8476bcc4ddccae8f8b70b9f151a6314d5012f8efda0e463742bd10c63b3a7c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e0d5b3551803991769da40c152e078c805ebcd8fe9eb44c1cb4d0f21f5f647",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.optics",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2016-07-07T19:37:52Z",
    "title_canon_sha256": "dea2e2e361be5fb460b25f239b2d4839671f89b0ccc557c9eef2e3654d91ed46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02969",
    "kind": "arxiv",
    "version": 1
  }
}