Pith Number

pith:EQSUWKDK

pith:2019:EQSUWKDKV2HWGSGSQDPCQSYJN2

not attested not anchored not stored refs pending

A Local Resolution of the Problem of Time. IX. Spacetime Constructability

Edward Anderson

arxiv:1906.03642 v1 · 2019-06-09 · 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{EQSUWKDKV2HWGSGSQDPCQSYJN2}

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

Problem of Time and Background Independence: classical version's higher Lie Theory

Receipt and verification

First computed	2026-05-17T23:43:45.542792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24254b286aae8f6348d280de284b096ebd48916b2da05a5ffdeaa62a737520b1

Aliases

arxiv: 1906.03642 · arxiv_version: 1906.03642v1 · doi: 10.48550/arxiv.1906.03642 · pith_short_12: EQSUWKDKV2HW · pith_short_16: EQSUWKDKV2HWGSGS · pith_short_8: EQSUWKDK

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/EQSUWKDKV2HWGSGSQDPCQSYJN2 \
  | 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: 24254b286aae8f6348d280de284b096ebd48916b2da05a5ffdeaa62a737520b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a621938781b10b88c0257d16331699efd34ec186be5ca77a66a3b5f581461c32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-06-09T13:50:25Z",
    "title_canon_sha256": "0a544efd778f4a24faabee85293b6369d6efe00ae3cced2d27c6b5e292096298"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.03642",
    "kind": "arxiv",
    "version": 1
  }
}