Pith Number

pith:KWZZXIWO

pith:2010:KWZZXIWO7OPUXCFMXCJ5TRYHQI

not attested not anchored not stored refs pending

Hydrodynamics of high-redshift galaxy collisions: From gas-rich disks to dispersion-dominated mergers and compact spheroids

4), 7) ((1) CEA Saclay (2) IBM New York (3) Vassar College (4) Institute for Theoretical Physics Zurich (5) LATT Toulouse (6) UC Berkeley (7) Northrop Grumman Aerospace Systems), Benoit Epinat (5), Bruce G. Elmegreen (2), Damien Chapon (1), Debra Meloy Elmegreen (3), Frederic Bournaud (1), Kristen L. Shapiro (6, Leila C. Powell (1), Pierre-Alain Duc (1), Romain Teyssier (1, Thierry Contini (5)

arxiv:1006.4782 v4 · 2010-06-24 · 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{KWZZXIWO7OPUXCFMXCJ5TRYHQI}

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	2026-05-18T02:06:42.793109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55b39ba2cefb9f4b88acb893d9c707822d73519be9f2028ef661cac5ac202ef1

Aliases

arxiv: 1006.4782 · arxiv_version: 1006.4782v4 · doi: 10.48550/arxiv.1006.4782 · pith_short_12: KWZZXIWO7OPU · pith_short_16: KWZZXIWO7OPUXCFM · pith_short_8: KWZZXIWO

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/KWZZXIWO7OPUXCFMXCJ5TRYHQI \
  | 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: 55b39ba2cefb9f4b88acb893d9c707822d73519be9f2028ef661cac5ac202ef1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfa9debf5cb2980b6d33111ad05f2ab0d256e2b6e5b979833586f397f0b4d5f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-24T12:51:47Z",
    "title_canon_sha256": "d289504338f47da852e8afebb9efa0572b4112d1adcd47a5946d4ddf49a5e1bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.4782",
    "kind": "arxiv",
    "version": 4
  }
}