Pith Number

pith:YEROURRN

pith:2014:YEROURRNBYY32ELW446TNMU6RT

not attested not anchored not stored refs pending

A characterisation of the generic rigidity of 2-dimensional point-line frameworks

Bill Jackson, J. C. Owen

arxiv:1407.4675 v2 · 2014-07-16 · math.MG · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YEROURRNBYY32ELW446TNMU6RT}

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	2026-05-18T01:13:45.076262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c122ea462d0e31bd1176e73d36b29e8ce3f89a859c30298691789abeb648b19f

Aliases

arxiv: 1407.4675 · arxiv_version: 1407.4675v2 · doi: 10.48550/arxiv.1407.4675 · pith_short_12: YEROURRNBYY3 · pith_short_16: YEROURRNBYY32ELW · pith_short_8: YEROURRN

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/YEROURRNBYY32ELW446TNMU6RT \
  | 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: c122ea462d0e31bd1176e73d36b29e8ce3f89a859c30298691789abeb648b19f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4f1eccdfc4835aafe494635f78ae92a33dda14f08308a5404e9a1d3f0928e3f",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-07-16T16:25:54Z",
    "title_canon_sha256": "0fe4e34257d10506e88c8e2719b145e5b1c365feab52f7c52a60ef8dd2d77d1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4675",
    "kind": "arxiv",
    "version": 2
  }
}