Pith Number

pith:EMUOQ6Q6

pith:2024:EMUOQ6Q6DYTOLMYYIPCCVWDECZ

not attested not anchored not stored refs pending

Undecidability in Physics: a Review

\'Alvaro Perales-Eceiza, David P\'erez-Garc\'ia, Michael M. Wolf, Mile Gu, Toby Cubitt

arxiv:2410.16532 v2 · 2024-10-21 · math-ph · cond-mat.str-el · math.MP · quant-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{EMUOQ6Q6DYTOLMYYIPCCVWDECZ}

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

Rethinking quantum information in gravity and fields

Receipt and verification

First computed	2026-07-05T11:38:01.558427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2328e87a1e1e26e5b31843c42ad864165f58787a1e3e543cc8aa06bd636a594a

Aliases

arxiv: 2410.16532 · arxiv_version: 2410.16532v2 · doi: 10.48550/arxiv.2410.16532 · pith_short_12: EMUOQ6Q6DYTO · pith_short_16: EMUOQ6Q6DYTOLMYY · pith_short_8: EMUOQ6Q6

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/EMUOQ6Q6DYTOLMYYIPCCVWDECZ \
  | 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: 2328e87a1e1e26e5b31843c42ad864165f58787a1e3e543cc8aa06bd636a594a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83fb65ff81d2bdd9d236b794dd1832bff1ffed80fa3e98bb8a53c8121b6d2667",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "math.MP",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2024-10-21T21:47:11Z",
    "title_canon_sha256": "93373fb392272b910f1808bca65760fa424f14d1bb3842de038d4502ead3e79f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.16532",
    "kind": "arxiv",
    "version": 2
  }
}