Pith Number

pith:ULTU3HBY

pith:2018:ULTU3HBYWCWWDFX6QEKJOS5BZC

not attested not anchored not stored refs pending

End-to-End Incremental Learning

Cordelia Schmid, Francisco M. Castro, Karteek Alahari, Manuel J. Mar\'in-Jim\'enez, Nicol\'as Guil

arxiv:1807.09536 v2 · 2018-07-25 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULTU3HBYWCWWDFX6QEKJOS5BZC}

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	2026-05-18T00:06:37.289100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2e74d9c38b0ad6196fe8114974ba1c89738c61176fdbc0235232d7b41ddfded

Aliases

arxiv: 1807.09536 · arxiv_version: 1807.09536v2 · doi: 10.48550/arxiv.1807.09536 · pith_short_12: ULTU3HBYWCWW · pith_short_16: ULTU3HBYWCWWDFX6 · pith_short_8: ULTU3HBY

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/ULTU3HBYWCWWDFX6QEKJOS5BZC \
  | 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: a2e74d9c38b0ad6196fe8114974ba1c89738c61176fdbc0235232d7b41ddfded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be32a4e91d89329cd16e8a841213c01a60f6ffee6d825c629db56de0ab0fe51f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-25T11:38:25Z",
    "title_canon_sha256": "46abcbc0039fabafccc625a7d13d659cef605b9b36fcda3014ca7ceb48295bdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09536",
    "kind": "arxiv",
    "version": 2
  }
}