Pith Number

pith:I5SLADPR

pith:2014:I5SLADPRF4HEYQYYFJCX3IWIKF

not attested not anchored not stored refs pending

Symmetric isostatic frameworks with $\ell^1$ or $\ell^\infty$ distance constraints

Bernd Schulze, Derek Kitson

arxiv:1408.4637 v2 · 2014-08-20 · math.CO · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5SLADPRF4HEYQYYFJCX3IWIKF}

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	2026-05-18T01:18:00.320122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4764b00df12f0e4c43182a457da2c8515517c7b1be37ee391e84b7f5da1c6b75

Aliases

arxiv: 1408.4637 · arxiv_version: 1408.4637v2 · doi: 10.48550/arxiv.1408.4637 · pith_short_12: I5SLADPRF4HE · pith_short_16: I5SLADPRF4HEYQYY · pith_short_8: I5SLADPR

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/I5SLADPRF4HEYQYYFJCX3IWIKF \
  | 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: 4764b00df12f0e4c43182a457da2c8515517c7b1be37ee391e84b7f5da1c6b75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71f80a278b8ab670a35cb84f8abe3899880541e1e90f0429b92e3f381850ed70",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-08-20T12:55:51Z",
    "title_canon_sha256": "6b9de98bf1e23c066cd509602bc81cd18839ab5b3e4b2651fc2b33f7b8574b18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4637",
    "kind": "arxiv",
    "version": 2
  }
}