Pith Number

pith:PZOIUMYO

pith:2017:PZOIUMYOA7GD25MCMKQSONUQN4

not attested not anchored not stored refs pending

Efficient Approximation Algorithms for String Kernel Based Sequence Classification

Arif Zaman, Imdad Ullah Khan, Juvaria Tariq, Mudassir Shabbir, Muhammad Farhan

arxiv:1712.04264 v1 · 2017-12-12 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PZOIUMYOA7GD25MCMKQSONUQN4}

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	2026-05-18T00:28:08.622940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e5c8a330e07cc3d758262a12736906f040f70cb1bf570d04b3fee10eb63487c

Aliases

arxiv: 1712.04264 · arxiv_version: 1712.04264v1 · doi: 10.48550/arxiv.1712.04264 · pith_short_12: PZOIUMYOA7GD · pith_short_16: PZOIUMYOA7GD25MC · pith_short_8: PZOIUMYO

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/PZOIUMYOA7GD25MCMKQSONUQN4 \
  | 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: 7e5c8a330e07cc3d758262a12736906f040f70cb1bf570d04b3fee10eb63487c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60856d62df60570552164f149fe3e197cb1916bf5be5cc68584e197e047bc23b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-12-12T12:33:58Z",
    "title_canon_sha256": "444083e064f43ed821e7e8b61378aadfceec53ed55dff8f03affe1d52aabf278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04264",
    "kind": "arxiv",
    "version": 1
  }
}