Pith Number

pith:C6TYBUUU

pith:2015:C6TYBUUUSCLRQTILHKMJ34QJLK

not attested not anchored not stored refs pending

Infinite Time Recognizability from Random Oracles and the Recognizable Jump Operator

Merlin Carl

arxiv:1508.06493 v2 · 2015-08-26 · 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{C6TYBUUUSCLRQTILHKMJ34QJLK}

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	2026-05-18T00:36:33.564037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17a780d2949097184d0b3a989df2095a8af4852fc57fd06dec0e988648b7b4c8

Aliases

arxiv: 1508.06493 · arxiv_version: 1508.06493v2 · doi: 10.48550/arxiv.1508.06493 · pith_short_12: C6TYBUUUSCLR · pith_short_16: C6TYBUUUSCLRQTIL · pith_short_8: C6TYBUUU

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/C6TYBUUUSCLRQTILHKMJ34QJLK \
  | 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: 17a780d2949097184d0b3a989df2095a8af4852fc57fd06dec0e988648b7b4c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61d442c7dd5a1a0fc8d9968f0fed3b643b781a189a87e2c64e24ff7391ba463d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-08-26T13:46:29Z",
    "title_canon_sha256": "9c9c7d519689cd5f8bb42e7e2a9a99d01db0f4637f15d16c7e213a3e39cce574"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06493",
    "kind": "arxiv",
    "version": 2
  }
}