Pith Number

pith:5JI7W3ED

pith:2023:5JI7W3EDILW5JZRSN4IWDF3DB4

not attested not anchored not stored refs pending

Internal Shocks Hydrodynamics: the Collision of Two Cold Shells in Detail

Jonathan Granot, Paz Beniamini, Sk. Minhajur Rahaman

arxiv:2309.16327 v2 · 2023-09-28 · 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{5JI7W3EDILW5JZRSN4IWDF3DB4}

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	2026-07-05T07:27:08.463101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea51fb6c8342edd4e6326f116197630f0d30dca8b26681d82eb9dbb3cc501bd7

Aliases

arxiv: 2309.16327 · arxiv_version: 2309.16327v2 · doi: 10.48550/arxiv.2309.16327 · pith_short_12: 5JI7W3EDILW5 · pith_short_16: 5JI7W3EDILW5JZRS · pith_short_8: 5JI7W3ED

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/5JI7W3EDILW5JZRSN4IWDF3DB4 \
  | 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: ea51fb6c8342edd4e6326f116197630f0d30dca8b26681d82eb9dbb3cc501bd7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b77aa0846305bf27a48c9ea7a843119fba55f451303e231e132d96376022ebe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-09-28T10:41:17Z",
    "title_canon_sha256": "47d3f65428ecc70c09e8b0b43c59169b13f5b183e4a27a8840ee8f36393f5702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.16327",
    "kind": "arxiv",
    "version": 2
  }
}