Pith Number

pith:JNSPXQCL

pith:2017:JNSPXQCLHSAX3S7UPZCRERPJML

not attested not anchored not stored refs pending

Differential Embedding Problems over Laurent series fields

Annette Bachmayr, David Harbater, Julia Hartmann

arxiv:1710.02502 v2 · 2017-10-06 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNSPXQCLHSAX3S7UPZCRERPJML}

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	2026-05-18T00:24:22.292398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b64fbc04b3c817dcbf47e451245e962f23d2ae19838a24a470e6c94ef89ea8e

Aliases

arxiv: 1710.02502 · arxiv_version: 1710.02502v2 · doi: 10.48550/arxiv.1710.02502 · pith_short_12: JNSPXQCLHSAX · pith_short_16: JNSPXQCLHSAX3S7U · pith_short_8: JNSPXQCL

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/JNSPXQCLHSAX3S7UPZCRERPJML \
  | 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: 4b64fbc04b3c817dcbf47e451245e962f23d2ae19838a24a470e6c94ef89ea8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9196cb699a229d4f3cb53bed1a873317cc239ba594b2fa2dbbf2bd9fe4a86c85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-10-06T17:16:53Z",
    "title_canon_sha256": "82a999fadf80876a6e93193b2cf591af500986cc8d7e943b1426eeccbff2082e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02502",
    "kind": "arxiv",
    "version": 2
  }
}