Pith Number

pith:EYROGPHV

pith:2016:EYROGPHV6BQTHP4U43V7NWCS5M

not attested not anchored not stored refs pending

Spectral Hirzebruch-Milnor classes of singular hypersurfaces

Joerg Schuermann, Laurentiu Maxim, Morihiko Saito

arxiv:1606.02218 v3 · 2016-06-07 · 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{EYROGPHV6BQTHP4U43V7NWCS5M}

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	2026-05-18T00:48:09.814414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2622e33cf5f06133bf94e6ebf6d852eb13e6de3a388604f87daaa31ee784bfe1

Aliases

arxiv: 1606.02218 · arxiv_version: 1606.02218v3 · doi: 10.48550/arxiv.1606.02218 · pith_short_12: EYROGPHV6BQT · pith_short_16: EYROGPHV6BQTHP4U · pith_short_8: EYROGPHV

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/EYROGPHV6BQTHP4U43V7NWCS5M \
  | 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: 2622e33cf5f06133bf94e6ebf6d852eb13e6de3a388604f87daaa31ee784bfe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32adc1a20b5e81d052be005740dfd94b01f0c54fcbccd90436111fb8680713b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-06-07T17:08:20Z",
    "title_canon_sha256": "86a2852944a3d75988031d4d74b86857d3cc286df6f1706a2ccde7eec7f0e7c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.02218",
    "kind": "arxiv",
    "version": 3
  }
}