Pith Number

pith:BY2T4MBP

pith:2011:BY2T4MBPACU3UG7SL7GMRW67BD

not attested not anchored not stored refs pending

The ubiquity of conservative translations

Emil Je\v{r}\'abek

arxiv:1108.6263 v2 · 2011-08-31 · math.LO · cs.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{BY2T4MBPACU3UG7SL7GMRW67BD}

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	2026-05-18T03:39:51.162092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e353e302f00a9ba1bf25fccc8dbdf08cc3984745bf0b0e67ffdd9f68e5e845e

Aliases

arxiv: 1108.6263 · arxiv_version: 1108.6263v2 · doi: 10.48550/arxiv.1108.6263 · pith_short_12: BY2T4MBPACU3 · pith_short_16: BY2T4MBPACU3UG7S · pith_short_8: BY2T4MBP

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/BY2T4MBPACU3UG7SL7GMRW67BD \
  | 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: 0e353e302f00a9ba1bf25fccc8dbdf08cc3984745bf0b0e67ffdd9f68e5e845e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d3655a5b4124bf4f4126490f6ba639531eb671e1cd34d6deee983700666e95e",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-08-31T15:26:56Z",
    "title_canon_sha256": "8fa38c89f3cde347e1392547d1ce10080b63ff597905c4654498957cdbf1f7b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6263",
    "kind": "arxiv",
    "version": 2
  }
}