Pith Number

pith:GUP7GBXW

pith:2026:GUP7GBXWYVE4NQ2WARL5EFPB2S

not attested not anchored not stored refs pending

TACoS: Weakly Supervised Learning of Two-Dimensional Materials from Scribble Annotations to Precise Segmentation

Enhao Ning, Jiabei Chen, Jiang-Bin Wu, Liping Zhang, Ping-Heng Tan, Su Yan, Weijun Li, Xin Ning, Zhongming Wei

arxiv:2607.07169 v1 · 2026-07-08 · 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{GUP7GBXWYVE4NQ2WARL5EFPB2S}

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	2026-07-09T01:20:16.257493Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

351ff306f6c549c6c3560457d215e1d498f184b1344da47f0cf14605a04af56f

Aliases

arxiv: 2607.07169 · arxiv_version: 2607.07169v1 · doi: 10.48550/arxiv.2607.07169 · pith_short_12: GUP7GBXWYVE4 · pith_short_16: GUP7GBXWYVE4NQ2W · pith_short_8: GUP7GBXW

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/GUP7GBXWYVE4NQ2WARL5EFPB2S \
  | 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: 351ff306f6c549c6c3560457d215e1d498f184b1344da47f0cf14605a04af56f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8e3c2f6b0eeb3a51e2a63d944c67a966b7533f878c81e5d9835ac6cc87cef63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-08T09:02:31Z",
    "title_canon_sha256": "1d68439a98a86061da4f94d220d1e0784648bf50fb50bc421cfaf22026f84be8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07169",
    "kind": "arxiv",
    "version": 1
  }
}