Pith Number

pith:Z4TPHJDW

pith:2025:Z4TPHJDWC7474MKMAQF4TFFOLM

not attested not anchored not stored refs pending

Masked Autoencoder Pretraining and BiXLSTM ResNet Architecture for PET/CT Tumor Segmentation

Abdul Qayyum, Moona Mazher, Steven A Niederer

arxiv:2509.02602 v1 · 2025-08-29 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4TPHJDWC7474MKMAQF4TFFOLM}

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	2026-07-05T12:03:54.074714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf26f3a47617f9fe314c040bc994ae5b3c437dca1c68a64a58625f2ef633338a

Aliases

arxiv: 2509.02602 · arxiv_version: 2509.02602v1 · doi: 10.48550/arxiv.2509.02602 · pith_short_12: Z4TPHJDWC747 · pith_short_16: Z4TPHJDWC7474MKM · pith_short_8: Z4TPHJDW

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/Z4TPHJDWC7474MKMAQF4TFFOLM \
  | 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: cf26f3a47617f9fe314c040bc994ae5b3c437dca1c68a64a58625f2ef633338a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f30d3fe37201aaf84e9e18cf77df506e7626d73e85fa52c7d265485f9023512c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2025-08-29T20:01:15Z",
    "title_canon_sha256": "f26cbb14ec13f3f1d71767e74a0ed505505dcd0b5ab4a8fc0356231a334076b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.02602",
    "kind": "arxiv",
    "version": 1
  }
}