Pith Number

pith:CAPYXS3I

pith:2016:CAPYXS3I6JL2ZCYL2VS47R37NV

not attested not anchored not stored refs pending

Planar Legendrian graphs

Danielle O'Donnol, Peter Lambert-Cole

arxiv:1604.00836 v1 · 2016-04-04 · 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{CAPYXS3I6JL2ZCYL2VS47R37NV}

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	2026-05-18T01:17:48.086247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

101f8bcb68f257ac8b0bd565cfc77f6d7e71c013291d5afe193ef3c313dd0727

Aliases

arxiv: 1604.00836 · arxiv_version: 1604.00836v1 · doi: 10.48550/arxiv.1604.00836 · pith_short_12: CAPYXS3I6JL2 · pith_short_16: CAPYXS3I6JL2ZCYL · pith_short_8: CAPYXS3I

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/CAPYXS3I6JL2ZCYL2VS47R37NV \
  | 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: 101f8bcb68f257ac8b0bd565cfc77f6d7e71c013291d5afe193ef3c313dd0727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0fd47bcc5462e2bfa199b7374f1fdf0ec80c567bdbf4758ed3bf440582385d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-04-04T12:43:25Z",
    "title_canon_sha256": "1448fb21c9dbbb69a8bb0f52e59897852fdbd30f5615f8c372437e0e224af69d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00836",
    "kind": "arxiv",
    "version": 1
  }
}