Pith Number

pith:BN6KVEHV

pith:2012:BN6KVEHVJ3ZP33IARLFYXKZHBJ

not attested not anchored not stored refs pending

Semiflows induced by length metrics: On the way to extinction

\'Alvaro Mart\'inez-P\'erez, Manuel A. Mor\'on

arxiv:1203.1467 v1 · 2012-03-07 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BN6KVEHVJ3ZP33IARLFYXKZHBJ}

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	2026-05-18T04:00:38.642121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b7caa90f54ef2fded008acb8bab270a46e3a5dc2fd22013675cd170fe87ba21

Aliases

arxiv: 1203.1467 · arxiv_version: 1203.1467v1 · doi: 10.48550/arxiv.1203.1467 · pith_short_12: BN6KVEHVJ3ZP · pith_short_16: BN6KVEHVJ3ZP33IA · pith_short_8: BN6KVEHV

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/BN6KVEHVJ3ZP33IARLFYXKZHBJ \
  | 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: 0b7caa90f54ef2fded008acb8bab270a46e3a5dc2fd22013675cd170fe87ba21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a4929ea4dfc8db939c341768f9d1b527cf881bf7c7670aac47cff2cac9b5133",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2012-03-07T13:45:47Z",
    "title_canon_sha256": "fd7dbd06ae8b769f41dc7066ccb4e07d08946c703caa7c7df54a7801241aaa66"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1467",
    "kind": "arxiv",
    "version": 1
  }
}