Pith Number

pith:3Z3HDTOK

pith:2013:3Z3HDTOKA27SCAMJM5LRCZKP2E

not attested not anchored not stored refs pending

Existential 0-definability of henselian valuation rings

Arno Fehm

arxiv:1307.1956 v2 · 2013-07-08 · math.AC · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Z3HDTOKA27SCAMJM5LRCZKP2E}

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	2026-05-18T03:17:44.051334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de7671cdca06bf210189675711654fd13d85ed7b832d1510240d0d0ebc219f5c

Aliases

arxiv: 1307.1956 · arxiv_version: 1307.1956v2 · doi: 10.48550/arxiv.1307.1956 · pith_short_12: 3Z3HDTOKA27S · pith_short_16: 3Z3HDTOKA27SCAMJ · pith_short_8: 3Z3HDTOK

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/3Z3HDTOKA27SCAMJM5LRCZKP2E \
  | 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: de7671cdca06bf210189675711654fd13d85ed7b832d1510240d0d0ebc219f5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0b866377431b595402446c2e5675ece8fb4044aaea60bb7298ca7ccdbf699f7",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2013-07-08T06:26:55Z",
    "title_canon_sha256": "9333cb2043236aa0dbf1d8383a0a334fafbc019ae2546c984d86b2084d340238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1956",
    "kind": "arxiv",
    "version": 2
  }
}