Pith Number

pith:UL4WV5EH

pith:2020:UL4WV5EHANZIHWHPMY55FTZJMN

not attested not anchored not stored refs pending

Entanglement between two disjoint universes

Arjun Kar, Tomonori Ugajin, Vijay Balasubramanian

arxiv:2008.05274 v2 · 2020-08-12 · 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{UL4WV5EHANZIHWHPMY55FTZJMN}

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

How to Count States in Gravity

Receipt and verification

First computed	2026-07-05T02:23:11.252277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2f96af487037283d8ef663bd2cf296372c2e1dd0a47eb65ed63f83d21e4938a

Aliases

arxiv: 2008.05274 · arxiv_version: 2008.05274v2 · doi: 10.48550/arxiv.2008.05274 · pith_short_12: UL4WV5EHANZI · pith_short_16: UL4WV5EHANZIHWHP · pith_short_8: UL4WV5EH

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/UL4WV5EHANZIHWHPMY55FTZJMN \
  | 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: a2f96af487037283d8ef663bd2cf296372c2e1dd0a47eb65ed63f83d21e4938a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bbd25911d180693f4fdb4ca7805dd0a10ee202742c742fd5a72a557cae6f19c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2020-08-12T12:48:50Z",
    "title_canon_sha256": "aec1dee684acbde585186d0bcf4df8e1022ca91996d5f3a5c2dd9d177eff4b9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.05274",
    "kind": "arxiv",
    "version": 2
  }
}