Pith Number

pith:QJH5VU7T

pith:2007:QJH5VU7TCDF76I7KMWVC4VCAFZ

not attested not anchored not stored refs pending

The electrical response matrix of a regular 2n-gon

David B. Wilson, Nathaniel D. Blair-Stahn

arxiv:math/0703826 v2 · 2007-03-28 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJH5VU7TCDF76I7KMWVC4VCAFZ}

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	2026-05-18T03:52:39.109576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

824fdad3f310cbff23ea65aa2e54402e5ff7b225da8754e0c4ea225712d71f2c

Aliases

arxiv: math/0703826 · arxiv_version: math/0703826v2 · doi: 10.48550/arxiv.math/0703826 · pith_short_12: QJH5VU7TCDF7 · pith_short_16: QJH5VU7TCDF76I7K · pith_short_8: QJH5VU7T

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/QJH5VU7TCDF76I7KMWVC4VCAFZ \
  | 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: 824fdad3f310cbff23ea65aa2e54402e5ff7b225da8754e0c4ea225712d71f2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91fa54086c57ca2945a524d25646da3ada070de86c3d60fa3a3420528df9d734",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2007-03-28T01:19:52Z",
    "title_canon_sha256": "0aecfbbe155a677f0b156be7667cae5d41dcc9c962f913f4c105f481ce2c1031"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0703826",
    "kind": "arxiv",
    "version": 2
  }
}