Pith Number

pith:HLSWEQBO

pith:2021:HLSWEQBO2HX64XFQBQP2XCFIKC

not attested not anchored not stored refs pending

Out of Nowhere: Introduction: The emergence of spacetime

Christian Wuthrich, Nick Huggett

arxiv:2101.06955 v1 · 2021-01-18 · physics.hist-ph · 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{HLSWEQBO2HX64XFQBQP2XCFIKC}

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

Relational Quantum Dynamics (RQD): An Informational Ontology

Receipt and verification

First computed	2026-07-05T02:07:38.795389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ae562402ed1efee5cb00c1fab88a850973f0a99284437ec06c86a9a2797b309

Aliases

arxiv: 2101.06955 · arxiv_version: 2101.06955v1 · doi: 10.48550/arxiv.2101.06955 · pith_short_12: HLSWEQBO2HX6 · pith_short_16: HLSWEQBO2HX64XFQ · pith_short_8: HLSWEQBO

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/HLSWEQBO2HX64XFQBQP2XCFIKC \
  | 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: 3ae562402ed1efee5cb00c1fab88a850973f0a99284437ec06c86a9a2797b309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df4f0a0e5b52d2dd7a3cc4051452dde4825ac69130a144d7d9af61bfe2a75a89",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2021-01-18T09:33:38Z",
    "title_canon_sha256": "07ad134c0f69e0e220abb8309534a5c0d1c2708a931eec22977cdeec1846e062"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.06955",
    "kind": "arxiv",
    "version": 1
  }
}