Pith Number

pith:UGYXDGIA

pith:2020:UGYXDGIAJYLT27UCA4KCRSUHJ2

not attested not anchored not stored refs pending

Universes as Big Data

Yang-Hui He

arxiv:2011.14442 v1 · 2020-11-29 · hep-th · math.AG · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGYXDGIAJYLT27UCA4KCRSUHJ2}

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

Explainable AI-assisted Optimization for Feynman Integral Reduction

Receipt and verification

First computed	2026-07-05T03:36:00.162610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1b17199004e173d7e82071428ca874e9473240e89f1ad829e33ca10669cd654

Aliases

arxiv: 2011.14442 · arxiv_version: 2011.14442v1 · doi: 10.48550/arxiv.2011.14442 · pith_short_12: UGYXDGIAJYLT · pith_short_16: UGYXDGIAJYLT27UC · pith_short_8: UGYXDGIA

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/UGYXDGIAJYLT27UCA4KCRSUHJ2 \
  | 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: a1b17199004e173d7e82071428ca874e9473240e89f1ad829e33ca10669cd654

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9df4edb80271ffc12c041ce8721389e6a5f79b605068302b2e8ea7a65b08568",
    "cross_cats_sorted": [
      "math.AG",
      "physics.hist-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-11-29T20:56:49Z",
    "title_canon_sha256": "e2b828ec25f9103f8f4f1f2cb5473ecbc46aa751180f05883d38bd8dcac6df42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.14442",
    "kind": "arxiv",
    "version": 1
  }
}