Pith Number

pith:S4BFME3Y

pith:2010:S4BFME3YWGU6VJFC4MSOIBJMVB

not attested not anchored not stored refs pending

On the Static Spacetime of a Single Point Charge

A. Shadi Tahvildar-Zadeh

arxiv:1012.1400 v2 · 2010-12-07 · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S4BFME3YWGU6VJFC4MSOIBJMVB}

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	2026-05-18T04:12:02.178289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9702561378b1a9eaa4a2e324e4052ca879da58d548c27200a1044806f51634ae

Aliases

arxiv: 1012.1400 · arxiv_version: 1012.1400v2 · doi: 10.48550/arxiv.1012.1400 · pith_short_12: S4BFME3YWGU6 · pith_short_16: S4BFME3YWGU6VJFC · pith_short_8: S4BFME3Y

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/S4BFME3YWGU6VJFC4MSOIBJMVB \
  | 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: 9702561378b1a9eaa4a2e324e4052ca879da58d548c27200a1044806f51634ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "597df479baccb553be044a8b4c1078b3af54f0bcd9d5f0873ddc24a75aca1c5a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-12-07T05:38:45Z",
    "title_canon_sha256": "ca16d6c8afb05b0ee2f9dfed6ba5bcade846ea675652c6a5abaed5ae760144fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1400",
    "kind": "arxiv",
    "version": 2
  }
}