Pith Number

pith:VZTJBFGH

pith:2019:VZTJBFGHR22NPQHENNZITBHGG3

not attested not anchored not stored refs pending

Fossil group origins X. Velocity segregation in fossil systems

A. Biviano, E. D'Onghia, E.M. Corsini, J. A. L. Aguerri, M. Girardi, S. Zarattini

arxiv:1907.09483 v1 · 2019-07-22 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZTJBFGHR22NPQHENNZITBHGG3}

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

Hierarchical assembly in action: a galaxy tail from a disrupting group in the Virgo cluster outskirts

Receipt and verification

First computed	2026-07-05T00:12:03.198969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae669094c78eb4d7c0e46b728984e636ed3560d592ddbbb46d0799bd097b3711

Aliases

arxiv: 1907.09483 · arxiv_version: 1907.09483v1 · doi: 10.48550/arxiv.1907.09483 · pith_short_12: VZTJBFGHR22N · pith_short_16: VZTJBFGHR22NPQHE · pith_short_8: VZTJBFGH

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/VZTJBFGHR22NPQHENNZITBHGG3 \
  | 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: ae669094c78eb4d7c0e46b728984e636ed3560d592ddbbb46d0799bd097b3711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f37d1d7f71b047acef287406d1092889976bcd92af822719c80334c08638d369",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-07-22T18:00:00Z",
    "title_canon_sha256": "201b98cb5abbe195a9c365fe2f438a3f9d2c9c657026e374236ec4524160de24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09483",
    "kind": "arxiv",
    "version": 1
  }
}