Pith Number

pith:RP6WHTC5

pith:1995:RP6WHTC5M7WKVRZ3TWH2KN7OSD

not attested not anchored not stored refs pending

A study of fragmentation processes using a discrete element method

ESPCI, Ferenc Kun, Hans J. Herrmann (PMMH, Paris)

arxiv:cond-mat/9512017 v2 · 1995-12-04 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RP6WHTC5M7WKVRZ3TWH2KN7OSD}

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	2026-05-18T01:39:34.704605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bfd63cc5d67ecaac73b9d8fa537ee90dd876428f463b8776d8a3d410aaebe67

Aliases

arxiv: cond-mat/9512017 · arxiv_version: cond-mat/9512017v2 · doi: 10.48550/arxiv.cond-mat/9512017 · pith_short_12: RP6WHTC5M7WK · pith_short_16: RP6WHTC5M7WKVRZ3 · pith_short_8: RP6WHTC5

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/RP6WHTC5M7WKVRZ3TWH2KN7OSD \
  | 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: 8bfd63cc5d67ecaac73b9d8fa537ee90dd876428f463b8776d8a3d410aaebe67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "993ffa4258c354c2da450fb90969386f1e23a3d529e15fed6e7cc86943281e47",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1995-12-04T15:29:52Z",
    "title_canon_sha256": "beafe7ec4438eaf6fe0f18f6bf274534010c9e21e8bddd58176b0ea443b32276"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9512017",
    "kind": "arxiv",
    "version": 2
  }
}