Pith Number

pith:OPLJCWXE

pith:2019:OPLJCWXELLUWK2JG3KTIBKMQOX

not attested not anchored not stored refs pending

Toward Filament Segmentation Using Deep Neural Networks

Azim Ahmadzadeh, Dustin J. Kempton, Rafal A. Angryk, Shihao Ji, Sushant S. Mahajan

arxiv:1912.02743 v1 · 2019-11-20 · astro-ph.SR · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPLJCWXELLUWK2JG3KTIBKMQOX}

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.

Cited by

1 paper in Pith

Automated void identification by Blendmask: from hierarchical molecular gas to hierarchical voids in NGC 628

Receipt and verification

First computed	2026-07-05T00:24:16.460049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73d6915ae45ae9656926daa680a99075c0cbcd6fa4f4e81b39d0f12c1a2c036f

Aliases

arxiv: 1912.02743 · arxiv_version: 1912.02743v1 · doi: 10.48550/arxiv.1912.02743 · pith_short_12: OPLJCWXELLUW · pith_short_16: OPLJCWXELLUWK2JG · pith_short_8: OPLJCWXE

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/OPLJCWXELLUWK2JG3KTIBKMQOX \
  | 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: 73d6915ae45ae9656926daa680a99075c0cbcd6fa4f4e81b39d0f12c1a2c036f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3baf4f8756f0167fc0897cce5992f04d289adb6e24d496b495712e1afac314d",
    "cross_cats_sorted": [
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-11-20T17:45:41Z",
    "title_canon_sha256": "dd6325f7f9810098215de9240b5c6d30f3bfa35bba4ca9c1222849f60cfb0112"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.02743",
    "kind": "arxiv",
    "version": 1
  }
}