Pith Number

pith:V6X7JLR5

pith:2016:V6X7JLR5THFMRFA3EIY5M7G6XQ

not attested not anchored not stored refs pending

A linking invariant for algebraic curves

Beno\^it Guerville-Ball\'e, Jean-Baptiste Meilhan

arxiv:1602.04916 v3 · 2016-02-16 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V6X7JLR5THFMRFA3EIY5M7G6XQ}

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	2026-05-17T23:55:39.115402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afaff4ae3d99cac8941b2231d67cdebc04854370cc28f31537e121aaf06f9b5e

Aliases

arxiv: 1602.04916 · arxiv_version: 1602.04916v3 · doi: 10.48550/arxiv.1602.04916 · pith_short_12: V6X7JLR5THFM · pith_short_16: V6X7JLR5THFMRFA3 · pith_short_8: V6X7JLR5

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/V6X7JLR5THFMRFA3EIY5M7G6XQ \
  | 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: afaff4ae3d99cac8941b2231d67cdebc04854370cc28f31537e121aaf06f9b5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e73d34de205c3d7d3c84f3c1b5723a49fba0dc048771e36618b31834ebd5e698",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-02-16T05:52:19Z",
    "title_canon_sha256": "4aeb4166093d98d48780dafdb59f4fde70ec674cce818224e3153b3acc8600df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04916",
    "kind": "arxiv",
    "version": 3
  }
}