Pith Number

pith:YKWX7AUV

pith:2016:YKWX7AUV5X4RZ2CACZLYWEIBVK

not attested not anchored not stored refs pending

Note on generic singularities of planar flat 3-webs

Sergey I. Agafonov

arxiv:1601.02096 v2 · 2016-01-09 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKWX7AUV5X4RZ2CACZLYWEIBVK}

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	2026-05-18T01:12:16.888571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2ad7f8295edf91ce84016578b1101aaab5e1fa93a2ea460f70f73ff60af6afa

Aliases

arxiv: 1601.02096 · arxiv_version: 1601.02096v2 · doi: 10.48550/arxiv.1601.02096 · pith_short_12: YKWX7AUV5X4R · pith_short_16: YKWX7AUV5X4RZ2CA · pith_short_8: YKWX7AUV

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/YKWX7AUV5X4RZ2CACZLYWEIBVK \
  | 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: c2ad7f8295edf91ce84016578b1101aaab5e1fa93a2ea460f70f73ff60af6afa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c7d4f6829eaf346efdca3097498c91516c3cf0c30e3906364fd2aaff6195309",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2016-01-09T11:04:00Z",
    "title_canon_sha256": "8e17b20585b9b4af6c1ed893720eaf5e7a30118504190a0ee46e3c5a7a628d86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02096",
    "kind": "arxiv",
    "version": 2
  }
}