Pith Number

pith:46OU73SW

pith:2016:46OU73SWAI2PTXXIHUMHNEU7DF

not attested not anchored not stored refs pending

Shadow casted by a twisted and rotating black hole

Jiliang Jing, Songbai Chen

arxiv:1610.00886 v2 · 2016-10-04 · 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{46OU73SWAI2PTXXIHUMHNEU7DF}

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	2026-05-18T01:01:44.200895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e79d4fee560234f9dee83d1876929f1950f8fe2c89bc35ac3ec880fb66f7d6aa

Aliases

arxiv: 1610.00886 · arxiv_version: 1610.00886v2 · doi: 10.48550/arxiv.1610.00886 · pith_short_12: 46OU73SWAI2P · pith_short_16: 46OU73SWAI2PTXXI · pith_short_8: 46OU73SW

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/46OU73SWAI2PTXXIHUMHNEU7DF \
  | 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: e79d4fee560234f9dee83d1876929f1950f8fe2c89bc35ac3ec880fb66f7d6aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac1aa58bc55cdc55882be639427b90ef4f15ead058c42aa89124ea5a62b80358",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-04T07:54:11Z",
    "title_canon_sha256": "c7ce0194bf20a3f576ce20585031d853ed9dffde9b0b79f068dfac7d9352872b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00886",
    "kind": "arxiv",
    "version": 2
  }
}