Pith Number

pith:3W5WBB2N

pith:2018:3W5WBB2NGWI3IEU5CPDVDX5UNT

not attested not anchored not stored refs pending

A Local Resolution of the Problem of Time

Edward Anderson

arxiv:1809.01908 v2 · 2018-09-06 · 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{3W5WBB2NGWI3IEU5CPDVDX5UNT}

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	2026-05-18T00:05:04.477912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbb60874d3591b4129d13c751dfb46cfd3b49b7ab6c6ffa9101cef867ce6ab6

Aliases

arxiv: 1809.01908 · arxiv_version: 1809.01908v2 · doi: 10.48550/arxiv.1809.01908 · pith_short_12: 3W5WBB2NGWI3 · pith_short_16: 3W5WBB2NGWI3IEU5 · pith_short_8: 3W5WBB2N

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/3W5WBB2NGWI3IEU5CPDVDX5UNT \
  | 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: ddbb60874d3591b4129d13c751dfb46cfd3b49b7ab6c6ffa9101cef867ce6ab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ecb576051d3512f8d893fe588f59882aa54a34b17c1fd881c882bdbce72d912",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-09-06T09:58:22Z",
    "title_canon_sha256": "a6e4a45141fb0aaaf8ae1e8014feb7f32239e9202a46219ec952a273a099bac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01908",
    "kind": "arxiv",
    "version": 2
  }
}