Pith Number

pith:2NMRJ6IQ

pith:2011:2NMRJ6IQWLOL4B5PEDAF7B3BQC

not attested not anchored not stored refs pending

Classification of totally real elliptic Lefschetz fibrations via necklace diagrams

Nermin Salepci

arxiv:1104.1794 v1 · 2011-04-10 · 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{2NMRJ6IQWLOL4B5PEDAF7B3BQC}

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	2026-05-18T04:24:43.223680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d35914f910b2dcbe07af20c05f876180b56f4beea1a1de80d130b65ecaf0b761

Aliases

arxiv: 1104.1794 · arxiv_version: 1104.1794v1 · doi: 10.48550/arxiv.1104.1794 · pith_short_12: 2NMRJ6IQWLOL · pith_short_16: 2NMRJ6IQWLOL4B5P · pith_short_8: 2NMRJ6IQ

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/2NMRJ6IQWLOL4B5PEDAF7B3BQC \
  | 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: d35914f910b2dcbe07af20c05f876180b56f4beea1a1de80d130b65ecaf0b761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94681cc244578688b5129c6b593f70609e5e9dd7ab36e48f72decc4fed805e1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2011-04-10T19:19:15Z",
    "title_canon_sha256": "b4cbe6d3009e079b92cccee2cb92bd651fce4ba2d1b59072206ced886a628904"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1794",
    "kind": "arxiv",
    "version": 1
  }
}