Pith Number

pith:6UXWK7HC

pith:2013:6UXWK7HCY5HUTLZ7JY6K6FSFVK

not attested not anchored not stored refs pending

On The Strength of Two Recurrence Theorems

Adam R. Day

arxiv:1305.5858 v1 · 2013-05-24 · 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{6UXWK7HCY5HUTLZ7JY6K6FSFVK}

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	2026-05-18T03:24:53.477971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f52f657ce2c74f49af3f4e3caf1645aab520c0dd02c77b66f9f1657396ac06a2

Aliases

arxiv: 1305.5858 · arxiv_version: 1305.5858v1 · doi: 10.48550/arxiv.1305.5858 · pith_short_12: 6UXWK7HCY5HU · pith_short_16: 6UXWK7HCY5HUTLZ7 · pith_short_8: 6UXWK7HC

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/6UXWK7HCY5HUTLZ7JY6K6FSFVK \
  | 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: f52f657ce2c74f49af3f4e3caf1645aab520c0dd02c77b66f9f1657396ac06a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e5adb8e5e34e82e03445b1ed7cb22c888e9b0ee77a11b5504d152dc82dd6e13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-05-24T20:54:11Z",
    "title_canon_sha256": "bfc77d1e5e4d66e89a417b8ce870a638fcd72204b4c786793e86a2f9ea8fe03e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5858",
    "kind": "arxiv",
    "version": 1
  }
}