Pith Number

pith:EFJXE4OR

pith:2021:EFJXE4ORMMMLL6GAG5KXEV7SI7

not attested not anchored not stored refs pending

How I Learned to Stop Worrying and Love Retraining

Christoph Spiegel, Max Zimmer, Sebastian Pokutta

arxiv:2111.00843 v3 · 2021-11-01 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EFJXE4ORMMMLL6GAG5KXEV7SI7}

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	2026-07-05T05:50:04.053511Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21537271d16318b5f8c037557257f247f74ec3cd1e9bfd965145e40ed67895bb

Aliases

arxiv: 2111.00843 · arxiv_version: 2111.00843v3 · doi: 10.48550/arxiv.2111.00843 · pith_short_12: EFJXE4ORMMML · pith_short_16: EFJXE4ORMMMLL6GA · pith_short_8: EFJXE4OR

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/EFJXE4ORMMMLL6GAG5KXEV7SI7 \
  | 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: 21537271d16318b5f8c037557257f247f74ec3cd1e9bfd965145e40ed67895bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "875f70e1bce98e71db6b7e7be7299b6ef97e7d899831d2b37c2ba271059d95ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-11-01T11:23:44Z",
    "title_canon_sha256": "e82c3e4a96db6e76c7547c4c91d90ea5a8684511e3bea4a8d2833bc6a1972136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.00843",
    "kind": "arxiv",
    "version": 3
  }
}