Pith Number

pith:4LL4BRSU

pith:2018:4LL4BRSUKWFRBEC7YIWYABHGHQ

not attested not anchored not stored refs pending

Reaching Optimized Parameter Set, Protein Secondary Structure Prediction Using Neural Network

Jyotshna Dongardivev, Siby Abraham

arxiv:1802.00023 v1 · 2018-01-31 · q-bio.BM · 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{4LL4BRSUKWFRBEC7YIWYABHGHQ}

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	2026-05-18T00:24:36.980339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2d7c0c654558b10905fc22d8004e63c2c27b984b0e91e8f8e77924451fe42a8

Aliases

arxiv: 1802.00023 · arxiv_version: 1802.00023v1 · doi: 10.48550/arxiv.1802.00023 · pith_short_12: 4LL4BRSUKWFR · pith_short_16: 4LL4BRSUKWFRBEC7 · pith_short_8: 4LL4BRSU

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/4LL4BRSUKWFRBEC7YIWYABHGHQ \
  | 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: e2d7c0c654558b10905fc22d8004e63c2c27b984b0e91e8f8e77924451fe42a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25e06fb144fbb6f9be82f5c96bb9068600c9efff0391911020aa4a2708a7d11e",
    "cross_cats_sorted": [
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2018-01-31T19:14:38Z",
    "title_canon_sha256": "ebd3b0a6b681f9dc65eb8dc8736de9b115ff268ec601bc212d6622ae63bef46d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.00023",
    "kind": "arxiv",
    "version": 1
  }
}