Pith Number

pith:QPLYZBTW

pith:2026:QPLYZBTWV6PXYYWWHYRMPT2JYR

not attested not anchored not stored refs pending

Towards Imputation of Pre-Trained Language Model Metadata using Semantic Fingerprinting

Adekunle Ajibode, Ahmed E. Hassan, Bram Adams, Keheliya Gallaba, Oussama Ben Sghaier

arxiv:2606.21787 v1 · 2026-06-19 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QPLYZBTWV6PXYYWWHYRMPT2JYR}

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	2026-06-23T01:13:22.692918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83d78c8676af9f7c62d63e22c7cf49c450cd19aecc5904248147f88f18870e38

Aliases

arxiv: 2606.21787 · arxiv_version: 2606.21787v1 · doi: 10.48550/arxiv.2606.21787 · pith_short_12: QPLYZBTWV6PX · pith_short_16: QPLYZBTWV6PXYYWW · pith_short_8: QPLYZBTW

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/QPLYZBTWV6PXYYWWHYRMPT2JYR \
  | 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: 83d78c8676af9f7c62d63e22c7cf49c450cd19aecc5904248147f88f18870e38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79797844cf20d77f41d6cfd11d982d0f0089f42491b1e173b7ce321ff42145d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-19T22:36:21Z",
    "title_canon_sha256": "20812b07e7ab88590ce9d7a16594ac0492f72e19c3c5c364d48b57c8a0e5d995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21787",
    "kind": "arxiv",
    "version": 1
  }
}