Pith Number

pith:WPQIKQ2I

pith:2016:WPQIKQ2I35M3NRHR5JE4RLZWG7

not attested not anchored not stored refs pending

Deformations of Legendrian Curves

Marco Silva Mendes, Orlando Neto

arxiv:1607.02873 v1 · 2016-07-11 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPQIKQ2I35M3NRHR5JE4RLZWG7}

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	2026-05-18T01:11:14.502913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e0854348df59b6c4f1ea49c8af3637ea8283b803a763d546a9ee14253eadcb

Aliases

arxiv: 1607.02873 · arxiv_version: 1607.02873v1 · doi: 10.48550/arxiv.1607.02873 · pith_short_12: WPQIKQ2I35M3 · pith_short_16: WPQIKQ2I35M3NRHR · pith_short_8: WPQIKQ2I

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/WPQIKQ2I35M3NRHR5JE4RLZWG7 \
  | 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: b3e0854348df59b6c4f1ea49c8af3637ea8283b803a763d546a9ee14253eadcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6820b85e0b465f5c170c31784634c673a8fa99bb09a08b470c3ba5547587455",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-07-11T09:34:03Z",
    "title_canon_sha256": "6573587ac57e79ba11e529d4748ba9393afa20bceee32e43acb7861d55960ebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02873",
    "kind": "arxiv",
    "version": 1
  }
}