Pith Number

pith:J4TFVRTY

pith:2012:J4TFVRTYPEIRTYPLIG66B4SV6O

not attested not anchored not stored refs pending

Knot theory of R-covered Anosov flows: homotopy versus isotopy of closed orbits

Sergio R. Fenley, Thomas Barthelm\'e

arxiv:1208.6487 v1 · 2012-08-31 · math.DS · 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{J4TFVRTYPEIRTYPLIG66B4SV6O}

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	2026-05-18T01:41:58.376452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f265ac678791119e1eb41bde0f255f3be020e4c0041c10307d5d535b4a64c6e

Aliases

arxiv: 1208.6487 · arxiv_version: 1208.6487v1 · doi: 10.48550/arxiv.1208.6487 · pith_short_12: J4TFVRTYPEIR · pith_short_16: J4TFVRTYPEIRTYPL · pith_short_8: J4TFVRTY

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/J4TFVRTYPEIRTYPLIG66B4SV6O \
  | 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: 4f265ac678791119e1eb41bde0f255f3be020e4c0041c10307d5d535b4a64c6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bbc53250035dba1c512e1480426c77d7c7c5b33931e735b46170c88cb69c963",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-08-31T13:17:17Z",
    "title_canon_sha256": "4df592656c452ab1a46adc89dbc7a72decdf349be97d4cc829b7ca1fe89c7754"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.6487",
    "kind": "arxiv",
    "version": 1
  }
}