Pith Number

pith:BDWRUGOX

pith:2017:BDWRUGOXEPIKSV55FEAXFSUAEV

not attested not anchored not stored refs pending

The dynamics of difference

Lee Smolin

arxiv:1712.04799 v3 · 2017-12-12 · gr-qc · hep-th · 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{BDWRUGOXEPIKSV55FEAXFSUAEV}

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.

Receipt and verification

First computed	2026-05-17T23:44:32.823424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08ed1a19d723d0a957bd290172ca802551f25f9b13acb916adefc5ffd613b18b

Aliases

arxiv: 1712.04799 · arxiv_version: 1712.04799v3 · doi: 10.48550/arxiv.1712.04799 · pith_short_12: BDWRUGOXEPIK · pith_short_16: BDWRUGOXEPIKSV55 · pith_short_8: BDWRUGOX

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/BDWRUGOXEPIKSV55FEAXFSUAEV \
  | 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: 08ed1a19d723d0a957bd290172ca802551f25f9b13acb916adefc5ffd613b18b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e46a9b612300b2a86521a238f24db38f5ef96e9638a45c04db8989d9b4c79b2",
    "cross_cats_sorted": [
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-12-12T16:55:48Z",
    "title_canon_sha256": "66a53a1daea52c530ff8a5211eaef27136db6e2016476edf7ea9d4a41098def7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04799",
    "kind": "arxiv",
    "version": 3
  }
}