Pith Number

pith:Y4ZW7FGH

pith:2013:Y4ZW7FGH3PUXRCE6PKFYOLB2ZY

not attested not anchored not stored refs pending

Dual Affine invariant points

Carsten Schuett, Elisabeth M. Werner, Mathieu Meyer

arxiv:1310.0128 v1 · 2013-10-01 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y4ZW7FGH3PUXRCE6PKFYOLB2ZY}

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	2026-05-18T03:11:45.515527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7336f94c7dbe978889e7a8b872c3ace398d1231ad0e866738737fe90bd0f1ad

Aliases

arxiv: 1310.0128 · arxiv_version: 1310.0128v1 · doi: 10.48550/arxiv.1310.0128 · pith_short_12: Y4ZW7FGH3PUX · pith_short_16: Y4ZW7FGH3PUXRCE6 · pith_short_8: Y4ZW7FGH

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/Y4ZW7FGH3PUXRCE6PKFYOLB2ZY \
  | 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: c7336f94c7dbe978889e7a8b872c3ace398d1231ad0e866738737fe90bd0f1ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b81348a1820225ecd77c8345177f86faf217d7f37875abbde31164c8f6326c2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-10-01T02:56:06Z",
    "title_canon_sha256": "aef1082d4f93d6226159157dff087b7de8a0b07d285570cc2b28e3f8e079e970"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0128",
    "kind": "arxiv",
    "version": 1
  }
}