Pith Number

pith:4VZ7OZ47

pith:2016:4VZ7OZ47M2WVOXG34SKWNWJHYS

not attested not anchored not stored refs pending

Distributed Gradient Descent in Bacterial Food Search

Hanna Salman, Sabrina Rashid, Saket Navlakha, Shashank Singh, Zhicheng Long, Ziv Bar-Joseph, Zoltan N. Oltvai

arxiv:1604.03052 v1 · 2016-04-11 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VZ7OZ47M2WVOXG34SKWNWJHYS}

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	2026-05-18T01:17:21.552035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e573f7679f66ad575cdbe49566d927c4a74d8c7ceadaf78080dbfbddfae037df

Aliases

arxiv: 1604.03052 · arxiv_version: 1604.03052v1 · doi: 10.48550/arxiv.1604.03052 · pith_short_12: 4VZ7OZ47M2WV · pith_short_16: 4VZ7OZ47M2WVOXG3 · pith_short_8: 4VZ7OZ47

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/4VZ7OZ47M2WVOXG34SKWNWJHYS \
  | 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: e573f7679f66ad575cdbe49566d927c4a74d8c7ceadaf78080dbfbddfae037df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdee248b78a368c86d43ab61994e813b80916118112a13cff3d9d4c9e5d918b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2016-04-11T18:19:33Z",
    "title_canon_sha256": "79d559055dd42966adaca217430aaa703e4cbb8844ae73e7e1daea4ad1fff153"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03052",
    "kind": "arxiv",
    "version": 1
  }
}