Pith Number

pith:4RGCDZGH

pith:2026:4RGCDZGHL6ZVAI45HGA7J6FK6G

not attested not anchored not stored refs pending

The Tychonic system, an implausible theory

Gabriele Vanin

arxiv:2605.29709 v1 · 2026-05-28 · physics.hist-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{4RGCDZGHL6ZVAI45HGA7J6FK6G}

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	2026-05-29T01:05:56.556013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e44c21e4c75fb350239d3981f4f8aaf1a8c89d00fe7cfdfbdaacfaf055a81260

Aliases

arxiv: 2605.29709 · arxiv_version: 2605.29709v1 · doi: 10.48550/arxiv.2605.29709 · pith_short_12: 4RGCDZGHL6ZV · pith_short_16: 4RGCDZGHL6ZVAI45 · pith_short_8: 4RGCDZGH

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/4RGCDZGHL6ZVAI45HGA7J6FK6G \
  | 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: e44c21e4c75fb350239d3981f4f8aaf1a8c89d00fe7cfdfbdaacfaf055a81260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e113f0c9fa55d609b6ffc803b9d2c0e18ce4eb97ea7bebcb09d6a07fa1baf135",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2026-05-28T10:09:51Z",
    "title_canon_sha256": "233aac0d81fc01aa2321076580b83dcd4004debabbf8f1dd745ef8d7d6148ce4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29709",
    "kind": "arxiv",
    "version": 1
  }
}