Pith Number

pith:7AMRVRBG

pith:2014:7AMRVRBGMKIMFC7BSK3ANRC63N

not attested not anchored not stored refs pending

On the closure of the tame automorphism group of affine three-space

Eric Edo (ERIM), Pierre-Marie Poloni

arxiv:1403.2843 v2 · 2014-03-12 · 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{7AMRVRBGMKIMFC7BSK3ANRC63N}

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	2026-05-18T02:47:07.422305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8191ac4266290c28be192b606c45edb5943e0cfb1d30fe0b2382c89ecbc2745

Aliases

arxiv: 1403.2843 · arxiv_version: 1403.2843v2 · doi: 10.48550/arxiv.1403.2843 · pith_short_12: 7AMRVRBGMKIM · pith_short_16: 7AMRVRBGMKIMFC7B · pith_short_8: 7AMRVRBG

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/7AMRVRBGMKIMFC7BSK3ANRC63N \
  | 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: f8191ac4266290c28be192b606c45edb5943e0cfb1d30fe0b2382c89ecbc2745

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba0e6bbe926f36314f1d40056a22b27ff7edfba867977e09f53502561288e14d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-03-12T08:37:11Z",
    "title_canon_sha256": "fa02cb4cc59cce5ce4325f6509ed86e45c19b1bbde37a71e3aa7debee42761d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2843",
    "kind": "arxiv",
    "version": 2
  }
}