Pith Number

pith:OQ57B2B2

pith:2008:OQ57B2B2SM4XVGN36LRV2IKWAM

not attested not anchored not stored refs pending

Polymer Parametrised Field Theory

Alok Laddha, Madhavan Varadarajan

arxiv:0805.0208 v1 · 2008-05-02 · 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{OQ57B2B2SM4XVGN36LRV2IKWAM}

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	2026-07-04T15:30:06.710339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

743bf0e83a93397a99bbf2e35d21560303a514e9a7abd9438f061e82ee87cb22

Aliases

arxiv: 0805.0208 · arxiv_version: 0805.0208v1 · doi: 10.48550/arxiv.0805.0208 · pith_short_12: OQ57B2B2SM4X · pith_short_16: OQ57B2B2SM4XVGN3 · pith_short_8: OQ57B2B2

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/OQ57B2B2SM4XVGN36LRV2IKWAM \
  | 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: 743bf0e83a93397a99bbf2e35d21560303a514e9a7abd9438f061e82ee87cb22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e28aecc2d7b3877a9ee5e7a94308a2f1c8990d13752c08fe7b4882f5f2a90d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-05-02T11:03:50Z",
    "title_canon_sha256": "121366803f959506e8db40d7a3cde296940f27e451f02ca55e748fad1bd787b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.0208",
    "kind": "arxiv",
    "version": 1
  }
}