Pith Number

pith:E4VCDJGI

pith:2014:E4VCDJGI6SIPS6AWTOTY3GO4NY

not attested not anchored not stored refs pending

Fragmentation of colliding planetesimals with water content

Christoph Sch\"afer, Roland Speith, Rudolf Dvorak, Thomas I. Maindl

arxiv:1409.2298 v1 · 2014-09-08 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4VCDJGI6SIPS6AWTOTY3GO4NY}

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	2026-05-18T02:02:08.271809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

272a21a4c8f490f978169ba78d99dc6e3b8e12ae00b99dfbb6c577038e8bd581

Aliases

arxiv: 1409.2298 · arxiv_version: 1409.2298v1 · doi: 10.48550/arxiv.1409.2298 · pith_short_12: E4VCDJGI6SIP · pith_short_16: E4VCDJGI6SIPS6AW · pith_short_8: E4VCDJGI

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/E4VCDJGI6SIPS6AWTOTY3GO4NY \
  | 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: 272a21a4c8f490f978169ba78d99dc6e3b8e12ae00b99dfbb6c577038e8bd581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ba3098931160767d08e50f3a04c9f9f9b7f5c73ae6820039fa4f6f65c48aca5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-09-08T11:39:27Z",
    "title_canon_sha256": "03fda1b6de805c402b76c85554547c9324789f17932b14da54641549078ac338"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.2298",
    "kind": "arxiv",
    "version": 1
  }
}