Pith Number

pith:N7ZFG3MF

pith:2021:N7ZFG3MF46N5NIBNEESVPPFK5Z

not attested not anchored not stored refs pending

Multicomponent, multiwavelength benchmarks for source- and filament-extraction methods

A. Men'shchikov

arxiv:2108.05585 v2 · 2021-08-12 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N7ZFG3MF46N5NIBNEESVPPFK5Z}

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	2026-07-05T03:23:46.941177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff2536d85e79bd6a02d212557bcaaee6a835097c5af986955993929cb91c7dd

Aliases

arxiv: 2108.05585 · arxiv_version: 2108.05585v2 · doi: 10.48550/arxiv.2108.05585 · pith_short_12: N7ZFG3MF46N5 · pith_short_16: N7ZFG3MF46N5NIBN · pith_short_8: N7ZFG3MF

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/N7ZFG3MF46N5NIBNEESVPPFK5Z \
  | 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: 6ff2536d85e79bd6a02d212557bcaaee6a835097c5af986955993929cb91c7dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "034f7d26633c138b1b9880d4aa078820dc472f8cfc4cad23aa62b98a022df665",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-12T08:07:07Z",
    "title_canon_sha256": "4fc39fa5e844347cede2824c98e173e53ed024af385af1c34c6d70f4ec823da3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05585",
    "kind": "arxiv",
    "version": 2
  }
}