Pith Number

pith:JHKYSP76

pith:2018:JHKYSP76PW36FCK35RHCY23JPA

not attested not anchored not stored refs pending

Cosmic String Detection with Tree-Based Machine Learning

A. Vafaei Sadr, B. Bassett, M. Farhang, M. Kunz, S. M. S. Movahed

arxiv:1801.04140 v1 · 2018-01-12 · astro-ph.CO · astro-ph.IM · physics.data-an · 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{JHKYSP76PW36FCK35RHCY23JPA}

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	2026-05-18T00:03:37.101724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49d5893ffe7db7e2895bec4e2c6b69780cf65770bc79469c3c138e750c328afc

Aliases

arxiv: 1801.04140 · arxiv_version: 1801.04140v1 · doi: 10.48550/arxiv.1801.04140 · pith_short_12: JHKYSP76PW36 · pith_short_16: JHKYSP76PW36FCK3 · pith_short_8: JHKYSP76

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/JHKYSP76PW36FCK35RHCY23JPA \
  | 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: 49d5893ffe7db7e2895bec4e2c6b69780cf65770bc79469c3c138e750c328afc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f145df1c4ff2bd0781b0d9f1700e13e03dc90c86d41665b6fb9505e7aa58730",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "physics.data-an",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-12T11:57:22Z",
    "title_canon_sha256": "88cd1a7b5406dbb82e9c7e2ea33a23d041360648b9017e475919c32740e9f178"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04140",
    "kind": "arxiv",
    "version": 1
  }
}