Pith Number

pith:6JXOAS2M

pith:2017:6JXOAS2M6CT54LRIU5OENWT4MU

not attested not anchored not stored refs pending

Online learning in optical tomography: a stochastic approach

Jian-Guo Liu, Ke Chen, Qin Li

arxiv:1710.09521 v4 · 2017-10-26 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JXOAS2M6CT54LRIU5OENWT4MU}

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	2026-05-18T00:11:40.368880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f26ee04b4cf0a7de2e28a75c46da7c6533d28ebe4332db6304cce44acb65c2b2

Aliases

arxiv: 1710.09521 · arxiv_version: 1710.09521v4 · doi: 10.48550/arxiv.1710.09521 · pith_short_12: 6JXOAS2M6CT5 · pith_short_16: 6JXOAS2M6CT54LRI · pith_short_8: 6JXOAS2M

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/6JXOAS2M6CT54LRIU5OENWT4MU \
  | 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: f26ee04b4cf0a7de2e28a75c46da7c6533d28ebe4332db6304cce44acb65c2b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b938f68564225b551ba87a152a6514f3d7869eed1c4811f8b2f515fed0cb6a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-10-26T03:30:38Z",
    "title_canon_sha256": "6e9c934a52d9429531e25cb78917fe120c50952f6faf9ff5a97b1041c2b59ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09521",
    "kind": "arxiv",
    "version": 4
  }
}