Pith Number

pith:GUKAY5NI

pith:2008:GUKAY5NI3UV3QJ6LHWAHZAV2C4

not attested not anchored not stored refs pending

Impacts of a Supersonic Shock Front on Star Formation in the Bullet Cluster

Anthony H. Gonzalez, Christine Jones, Dennis Zaritsky, Douglas Clowe, Maxim Markevitch, Sun Mi Chung

arxiv:0810.1052 v1 · 2008-10-07 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUKAY5NI3UV3QJ6LHWAHZAV2C4}

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	2026-05-18T04:29:26.264259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35140c75a8dd2bb827cb3d807c82ba17181d69086d978edc4a097f386435edd7

Aliases

arxiv: 0810.1052 · arxiv_version: 0810.1052v1 · doi: 10.48550/arxiv.0810.1052 · pith_short_12: GUKAY5NI3UV3 · pith_short_16: GUKAY5NI3UV3QJ6L · pith_short_8: GUKAY5NI

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/GUKAY5NI3UV3QJ6LHWAHZAV2C4 \
  | 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: 35140c75a8dd2bb827cb3d807c82ba17181d69086d978edc4a097f386435edd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f467f27245dbd3448544f6ae1a7484d2ec71a273abb9ea9e8e1131283e829fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-07T18:25:42Z",
    "title_canon_sha256": "dcb8f23e8f415e97fd92d3a0625a2b7acb220218eb5b92a0cfd4170f7db3152c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.1052",
    "kind": "arxiv",
    "version": 1
  }
}