Pith Number

pith:UASHBEMA

pith:2017:UASHBEMAMN3VCH3PQACDQ2Z7TD

not attested not anchored not stored refs pending

Loop quantum cosmology and singularities

Ward Struyve

arxiv:1703.10274 v2 · 2017-03-30 · gr-qc · 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{UASHBEMAMN3VCH3PQACDQ2Z7TD}

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	2026-05-18T00:35:41.532759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0247091806377511f6f8004386b3f98e5cb8633b275e3e411e681e0f4a01eeb

Aliases

arxiv: 1703.10274 · arxiv_version: 1703.10274v2 · doi: 10.48550/arxiv.1703.10274 · pith_short_12: UASHBEMAMN3V · pith_short_16: UASHBEMAMN3VCH3P · pith_short_8: UASHBEMA

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/UASHBEMAMN3VCH3PQACDQ2Z7TD \
  | 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: a0247091806377511f6f8004386b3f98e5cb8633b275e3e411e681e0f4a01eeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20cd3fb92adae9a8ee9b9cdcd879b486f77ad6ebf51a4cceafb64c3d9a76beac",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-03-30T00:05:46Z",
    "title_canon_sha256": "6e38898fcea3bfc68548d1a24ec63d1c659bf9a73d6ba056e90c870ae59884af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10274",
    "kind": "arxiv",
    "version": 2
  }
}