Pith Number

pith:HHHXKMHM

pith:2020:HHHXKMHMRFUG77J46KAIVDTEYZ

not attested not anchored not stored refs pending

RNA Secondary Structure Prediction By Learning Unrolled Algorithms

Le Song, Ramzan Umarov, Xin Gao, Xinshi Chen, Yu Li

arxiv:2002.05810 v1 · 2020-02-13 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHHXKMHMRFUG77J46KAIVDTEYZ}

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	2026-07-05T01:09:03.739936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39cf7530ec89686ffd3cf2808a8e64c6735f81be663adef531cd2eca69efacc4

Aliases

arxiv: 2002.05810 · arxiv_version: 2002.05810v1 · doi: 10.48550/arxiv.2002.05810 · pith_short_12: HHHXKMHMRFUG · pith_short_16: HHHXKMHMRFUG77J4 · pith_short_8: HHHXKMHM

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/HHHXKMHMRFUG77J46KAIVDTEYZ \
  | 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: 39cf7530ec89686ffd3cf2808a8e64c6735f81be663adef531cd2eca69efacc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2615be57384dc6d09f14df4085fc54119e72a615358a007e00481519953a509c",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-02-13T23:21:25Z",
    "title_canon_sha256": "01a317509253d075188b56bd6da049aa5a31c459064e2a40c314d2d09e77d399"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05810",
    "kind": "arxiv",
    "version": 1
  }
}