Pith Number

pith:RA4QJ5JW

pith:2017:RA4QJ5JWOP32ZMWZ7FKEJVH7PK

not attested not anchored not stored refs pending

Intersection numbers of Chern classes of tautological line bundles on the moduli spaces of flexible polygons

Alena Zhukova, Gaiane Panina, Ilia Nekrasov

arxiv:1707.04144 v4 · 2017-07-13 · 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{RA4QJ5JWOP32ZMWZ7FKEJVH7PK}

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	2026-05-18T00:28:55.081396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883904f53673f7acb2d9f95444d4ff7a95d5e3ed5ee964dc214c629303f5a732

Aliases

arxiv: 1707.04144 · arxiv_version: 1707.04144v4 · doi: 10.48550/arxiv.1707.04144 · pith_short_12: RA4QJ5JWOP32 · pith_short_16: RA4QJ5JWOP32ZMWZ · pith_short_8: RA4QJ5JW

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/RA4QJ5JWOP32ZMWZ7FKEJVH7PK \
  | 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: 883904f53673f7acb2d9f95444d4ff7a95d5e3ed5ee964dc214c629303f5a732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aea7c151d52300e0133e56ae47741245225268e8fdde9790686e01f4d4fdaff1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2017-07-13T14:25:42Z",
    "title_canon_sha256": "5646226b887bc5d921aac880a9b5b756d19d01d79af069f1ed60c728f1607484"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04144",
    "kind": "arxiv",
    "version": 4
  }
}