Pith Number

pith:P73GMND2

pith:2025:P73GMND2TRW73BXMCKMEUG2K7Z

not attested not anchored not stored refs pending

NoteBar: An AI-Assisted Note-Taking System for Personal Knowledge Management

Alex Yu, Jordan Guzman, Josh Wisoff, Yao Tang, YuTang Wang, Zhengyu Fang

arxiv:2509.03610 v1 · 2025-09-03 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P73GMND2TRW73BXMCKMEUG2K7Z}

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	2026-07-05T12:04:43.120792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff666347a9c6dfd86ec12984a1b4afe599b8b84d1d1e9fa6a578eb6320bf625

Aliases

arxiv: 2509.03610 · arxiv_version: 2509.03610v1 · doi: 10.48550/arxiv.2509.03610 · pith_short_12: P73GMND2TRW7 · pith_short_16: P73GMND2TRW73BXM · pith_short_8: P73GMND2

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/P73GMND2TRW73BXMCKMEUG2K7Z \
  | 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: 7ff666347a9c6dfd86ec12984a1b4afe599b8b84d1d1e9fa6a578eb6320bf625

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "712441235426fb209bf05dfa0d4c34761625348f8a1dbcf944107eb862c51d52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-09-03T18:05:42Z",
    "title_canon_sha256": "b79797657c387e508d9f5377b02f90ec9df116f4ae7800ffa4c7eaa9978de431"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.03610",
    "kind": "arxiv",
    "version": 1
  }
}