Pith Number

pith:I4U2D5LY

pith:2018:I4U2D5LYYCSIJKWDRDFUS5OE2Q

not attested not anchored not stored refs pending

Intrinsic curvature and topology of shadows in Kerr spacetime

Robert B. Mann, Shao-Wen Wei, Yu-Xiao Liu

arxiv:1811.00047 v3 · 2018-10-31 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I4U2D5LYYCSIJKWDRDFUS5OE2Q}

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.

Cited by

2 papers in Pith

Massive particle surfaces and black hole shadows from intrinsic curvature

Gravity/thermodynamics correspondence via black hole shadows

Receipt and verification

First computed	2026-05-17T23:54:10.632492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4729a1f578c0a484aac388cb4975c4d40b3737a712225cd4aa1dc5daa8bc3561

Aliases

arxiv: 1811.00047 · arxiv_version: 1811.00047v3 · doi: 10.48550/arxiv.1811.00047 · pith_short_12: I4U2D5LYYCSI · pith_short_16: I4U2D5LYYCSIJKWD · pith_short_8: I4U2D5LY

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/I4U2D5LYYCSIJKWDRDFUS5OE2Q \
  | 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: 4729a1f578c0a484aac388cb4975c4d40b3737a712225cd4aa1dc5daa8bc3561

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cf9b86b4e6c147fe490456c5b7d602cc67316807996b5033ff64aaf487af2b4",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-31T18:19:59Z",
    "title_canon_sha256": "186b88ec723639271553981af2259b2d0a6059678bb91642be06d5fa61a34a2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00047",
    "kind": "arxiv",
    "version": 3
  }
}