Pith Number

pith:HBYCC7UX

pith:2025:HBYCC7UXGHAP34GXYCSYYAJYDK

not attested not anchored not stored refs pending

Pearls on a string: Dark and bright galaxies on a strikingly straight and narrow filament

Andreas Burkert, Benjamin Schneider, Daniela Gal\'arraga-Espinosa, Elena Pian, Emeric Le Floc'h, Eric Emsellem, Florent Renaud, Frederic Bournaud, Jean-Charles Cuillandre, Martin A. Zwaan, Maryam Arabsalmani, Pierre-Alain Duc, Sambit Roychowdhury, Volker Springel

arxiv:2502.01727 v1 · 2025-02-03 · astro-ph.GA · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HBYCC7UXGHAP34GXYCSYYAJYDK}

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	2026-07-05T10:09:18.318714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3870217e9731c0fdf0d7c0a58c01381a85f1e47392a5ea368ffcfc4dbb06c2c0

Aliases

arxiv: 2502.01727 · arxiv_version: 2502.01727v1 · doi: 10.48550/arxiv.2502.01727 · pith_short_12: HBYCC7UXGHAP · pith_short_16: HBYCC7UXGHAP34GX · pith_short_8: HBYCC7UX

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/HBYCC7UXGHAP34GXYCSYYAJYDK \
  | 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: 3870217e9731c0fdf0d7c0a58c01381a85f1e47392a5ea368ffcfc4dbb06c2c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b101ae576e3c004616c786093d9a8a02681d9a3c95cb5b2caeedef262c276583",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-02-03T19:00:00Z",
    "title_canon_sha256": "c83ecaacde181030d670e63ba3c4304a88ddcf6933903a9cd2f9b3870dc91279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.01727",
    "kind": "arxiv",
    "version": 1
  }
}