Pith Number

pith:XFL3IJMJ

pith:2018:XFL3IJMJJH4OUZEQUH2IQVRDJ5

not attested not anchored not stored refs pending

On the realization of impossible anomalies

Yu Nakayama

arxiv:1804.02940 v1 · 2018-04-09 · 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{XFL3IJMJJH4OUZEQUH2IQVRDJ5}

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

1 paper in Pith

Tilts from 2-Groups

Receipt and verification

First computed	2026-05-18T00:03:49.185217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b957b4258949f8ea6490a1f48856234f4636109e3e5e15cb20fcde3187404383

Aliases

arxiv: 1804.02940 · arxiv_version: 1804.02940v1 · doi: 10.48550/arxiv.1804.02940 · pith_short_12: XFL3IJMJJH4O · pith_short_16: XFL3IJMJJH4OUZEQ · pith_short_8: XFL3IJMJ

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/XFL3IJMJJH4OUZEQUH2IQVRDJ5 \
  | 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: b957b4258949f8ea6490a1f48856234f4636109e3e5e15cb20fcde3187404383

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f781a67af56d46f340a9bec3a787d4784ce6400195604d07fcd7edf908d1771",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2018-04-09T12:30:17Z",
    "title_canon_sha256": "c03874db04a4235371d30c8119ed7b57aa9b6cf68a174fcd9b5cc0796a739694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02940",
    "kind": "arxiv",
    "version": 1
  }
}