Pith Number

pith:M735LBGC

pith:1993:M735LBGCUDCYL5NAN53QZK7DUU

not attested not anchored not stored refs pending

Tachyon Splits the (d = 2 String) Black Hole Horizon and Turns it Singular

S. Kalyana Rama

arxiv:hep-th/9302075 v2 · 1993-02-17 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M735LBGCUDCYL5NAN53QZK7DUU}

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	2026-05-18T04:37:43.650198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67f7d584c2a0c585f5a06f770cabe3a5277124116b1d48cd1e3e9b850f1da595

Aliases

arxiv: hep-th/9302075 · arxiv_version: hep-th/9302075v2 · doi: 10.48550/arxiv.hep-th/9302075 · pith_short_12: M735LBGCUDCY · pith_short_16: M735LBGCUDCYL5NA · pith_short_8: M735LBGC

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/M735LBGCUDCYL5NAN53QZK7DUU \
  | 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: 67f7d584c2a0c585f5a06f770cabe3a5277124116b1d48cd1e3e9b850f1da595

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf5bedbda092223fdbe5c53d548cd61bcccfab18243184f9c311b08f552839f",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-02-17T11:19:24Z",
    "title_canon_sha256": "371d93281264e36b8cc86c406f173e096fce2b88ea5fdea3de5b3ebdcaf0bfee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9302075",
    "kind": "arxiv",
    "version": 2
  }
}