Pith Number

pith:SPVMTQZE

pith:2011:SPVMTQZE5LNFHBA5YRINL4ARQ5

not attested not anchored not stored refs pending

Geometric Axioms for Differentially Closed Fields with Several Commuting Derivations

Omar Leon Sanchez

arxiv:1103.0730 v1 · 2011-03-03 · 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{SPVMTQZE5LNFHBA5YRINL4ARQ5}

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	2026-05-18T04:27:27.439009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93eac9c324eada53841dc450d5f0118747f517d0ec33d70dc39747db746866ed

Aliases

arxiv: 1103.0730 · arxiv_version: 1103.0730v1 · doi: 10.48550/arxiv.1103.0730 · pith_short_12: SPVMTQZE5LNF · pith_short_16: SPVMTQZE5LNFHBA5 · pith_short_8: SPVMTQZE

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/SPVMTQZE5LNFHBA5YRINL4ARQ5 \
  | 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: 93eac9c324eada53841dc450d5f0118747f517d0ec33d70dc39747db746866ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bedc7e4098815d7ef697c0495a7e8c25d916afe1905091fa0e3f2b7be1478be8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-03-03T16:40:33Z",
    "title_canon_sha256": "3bc70b05190db9d7b5c208bd92351587c26a9df6086eff9a2e937a12789c7d60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0730",
    "kind": "arxiv",
    "version": 1
  }
}