Pith Number

pith:JVKUTLKT

pith:2017:JVKUTLKTXU2A6RJYYH7F7Y4NCF

not attested not anchored not stored refs pending

Approximable algebras and a question of Chen

Catriona Maclean

arxiv:1703.01801 v1 · 2017-03-06 · 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{JVKUTLKTXU2A6RJYYH7F7Y4NCF}

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	2026-05-18T00:49:29.641587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d5549ad53bd340f4538c1fe5fe38d1147b50c3b10f372905a06fe98122ddd6c

Aliases

arxiv: 1703.01801 · arxiv_version: 1703.01801v1 · doi: 10.48550/arxiv.1703.01801 · pith_short_12: JVKUTLKTXU2A · pith_short_16: JVKUTLKTXU2A6RJY · pith_short_8: JVKUTLKT

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/JVKUTLKTXU2A6RJYYH7F7Y4NCF \
  | 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: 4d5549ad53bd340f4538c1fe5fe38d1147b50c3b10f372905a06fe98122ddd6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76442ad3f84dafd4d04cecaa6b92f30762f9db744a85fecd2b7bb644ce2ca44b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-03-06T10:24:10Z",
    "title_canon_sha256": "bd03af0226a2de7b0420332f1ab9093838ec4abe1643eda50fd9662468a2076b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01801",
    "kind": "arxiv",
    "version": 1
  }
}