Pith Number

pith:FM272HMY

pith:2019:FM272HMYN54MES2JW67HJBKIEX

not attested not anchored not stored refs pending

Learning to Evolve

Daniel Cremers, Jan Schuchardt, Vladimir Golkov

arxiv:1905.03389 v1 · 2019-05-08 · cs.NE · cs.AI · cs.CV · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FM272HMYN54MES2JW67HJBKIEX}

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	2026-05-17T23:46:40.133812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b35fd1d986f78c24b49b7be74854825f5797786d30ccdf6a4d8a9d974f19e98

Aliases

arxiv: 1905.03389 · arxiv_version: 1905.03389v1 · doi: 10.48550/arxiv.1905.03389 · pith_short_12: FM272HMYN54M · pith_short_16: FM272HMYN54MES2J · pith_short_8: FM272HMY

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/FM272HMYN54MES2JW67HJBKIEX \
  | 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: 2b35fd1d986f78c24b49b7be74854825f5797786d30ccdf6a4d8a9d974f19e98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60dabde9e557fb762d9c19872c35b3f99ecfa60b9de4fa8832449f186d895626",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-05-08T23:35:02Z",
    "title_canon_sha256": "4444c1120c81e3b6f8307c1ff943e315451f7eaa814e20039d6b09334aaf3358"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.03389",
    "kind": "arxiv",
    "version": 1
  }
}