Pith Number

pith:GZXSBFBO

pith:2020:GZXSBFBO5WUJ3GZQWS2F4GK57X

not attested not anchored not stored refs pending

Nonsingular black hole in two-dimensional asymptotically flat spacetime

Wen-Yuan Ai

arxiv:2006.07962 v3 · 2020-06-14 · 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{GZXSBFBO5WUJ3GZQWS2F4GK57X}

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	2026-07-05T03:09:15.524902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

366f20942eeda89d9b30b4b45e195dfdeec2e7f477da07e83da03f35724313fd

Aliases

arxiv: 2006.07962 · arxiv_version: 2006.07962v3 · doi: 10.48550/arxiv.2006.07962 · pith_short_12: GZXSBFBO5WUJ · pith_short_16: GZXSBFBO5WUJ3GZQ · pith_short_8: GZXSBFBO

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/GZXSBFBO5WUJ3GZQWS2F4GK57X \
  | 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: 366f20942eeda89d9b30b4b45e195dfdeec2e7f477da07e83da03f35724313fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c346939292c6eb179cc9f98fd4c527f55c1e45333c4700469e7e3553badb6fd0",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-06-14T18:01:29Z",
    "title_canon_sha256": "ef3556ae752543025bdb0450c8ddbb1279010354e6a44f56335fb2a64da307a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.07962",
    "kind": "arxiv",
    "version": 3
  }
}