Pith Number

pith:IMSCKTLJ

pith:2015:IMSCKTLJODIMT6RP2KJUZAIUAM

not attested not anchored not stored refs pending

A few problems on monodromy and discriminants

V.A. Vassiliev

arxiv:1504.01997 v1 · 2015-04-08 · 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{IMSCKTLJODIMT6RP2KJUZAIUAM}

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	2026-05-18T02:19:17.540655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4324254d6970d0c9fa2fd2934c81140300dc20fb73622fc54d031fed4a98dd17

Aliases

arxiv: 1504.01997 · arxiv_version: 1504.01997v1 · doi: 10.48550/arxiv.1504.01997 · pith_short_12: IMSCKTLJODIM · pith_short_16: IMSCKTLJODIMT6RP · pith_short_8: IMSCKTLJ

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/IMSCKTLJODIMT6RP2KJUZAIUAM \
  | 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: 4324254d6970d0c9fa2fd2934c81140300dc20fb73622fc54d031fed4a98dd17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "648ecd08fc7ee3ff931e95c5b389bc08d10c56fb12c747db19bec5c3b54afdec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-04-08T14:56:54Z",
    "title_canon_sha256": "b522a09b27f1504f541dd6212e285cab5cc65cf842f30e4289ca19e6cfae7b64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01997",
    "kind": "arxiv",
    "version": 1
  }
}