Pith Number

pith:MMGQV246

pith:2016:MMGQV246FUXS7ZD3ABT2IYX2EK

not attested not anchored not stored refs pending

Galaxy collisions as a mechanism of ultra diffuse galaxy (UDG) formation

Anton N. Baushev

arxiv:1608.04356 v3 · 2016-08-15 · 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{MMGQV246FUXS7ZD3ABT2IYX2EK}

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	2026-05-18T00:22:29.802492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

630d0aeb9e2d2f2fe47b0067a462fa22b83ba587671b04ec0d3b517563357373

Aliases

arxiv: 1608.04356 · arxiv_version: 1608.04356v3 · doi: 10.48550/arxiv.1608.04356 · pith_short_12: MMGQV246FUXS · pith_short_16: MMGQV246FUXS7ZD3 · pith_short_8: MMGQV246

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/MMGQV246FUXS7ZD3ABT2IYX2EK \
  | 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: 630d0aeb9e2d2f2fe47b0067a462fa22b83ba587671b04ec0d3b517563357373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6936e23415063b80f967355e484333f18ddf30f523f1e8d5a376ce8bc135b92a",
    "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": "2016-08-15T18:29:03Z",
    "title_canon_sha256": "d0c3b112e34003bc9476751fcb7347a28cd9f7d826633378a5596cc6dc560083"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04356",
    "kind": "arxiv",
    "version": 3
  }
}