Pith Number

pith:7TWBBGJ4

pith:2022:7TWBBGJ4ZC32RUOVJWDP26GKCF

not attested not anchored not stored refs pending

On-Device Training Under 256KB Memory

Chuang Gan, Ji Lin, Ligeng Zhu, Song Han, Wei-Chen Wang, Wei-Ming Chen

arxiv:2206.15472 v4 · 2022-06-30 · 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{7TWBBGJ4ZC32RUOVJWDP26GKCF}

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.

Cited by

2 papers in Pith

What changes after deployment? A survey on On-device Learning in TinyML

On-Device Vision Training, Deployment, and Inference on a Thumb-Sized Microcontroller

Receipt and verification

First computed	2026-07-05T08:03:38.896992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcec10993cc8b7a8d1d54d86fd78ca114ee0390e4fb1752b4db0c88e2eb9bd32

Aliases

arxiv: 2206.15472 · arxiv_version: 2206.15472v4 · doi: 10.48550/arxiv.2206.15472 · pith_short_12: 7TWBBGJ4ZC32 · pith_short_16: 7TWBBGJ4ZC32RUOV · pith_short_8: 7TWBBGJ4

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/7TWBBGJ4ZC32RUOVJWDP26GKCF \
  | 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: fcec10993cc8b7a8d1d54d86fd78ca114ee0390e4fb1752b4db0c88e2eb9bd32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddbceea5cba6618b7ccac014527e91fc41eca0013edea1b66ae58358e32bae98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-06-30T17:59:08Z",
    "title_canon_sha256": "70d90c1cf160c6669dd99c69643d6727e7db97f00b41a870ae73e9d5d581c2d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.15472",
    "kind": "arxiv",
    "version": 4
  }
}