Pith Number

pith:4B7VS5KT

pith:2016:4B7VS5KTJIY7UNQVNVPFVO5G7X

not attested not anchored not stored refs pending

The role of pebble fragmentation in planetesimal formation II. Numerical simulations

Anders Johansen, J\"urgen Blum, Karl Wahlberg Jansson, Mohtashim Bukhari Syed

arxiv:1609.07052 v1 · 2016-09-22 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4B7VS5KTJIY7UNQVNVPFVO5G7X}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:52:14.713546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e07f5975534a31fa36156d5e5abba6fdc97c14fb80b1e670b68b91fd79456543

Aliases

arxiv: 1609.07052 · arxiv_version: 1609.07052v1 · doi: 10.48550/arxiv.1609.07052 · pith_short_12: 4B7VS5KTJIY7 · pith_short_16: 4B7VS5KTJIY7UNQV · pith_short_8: 4B7VS5KT

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/4B7VS5KTJIY7UNQVNVPFVO5G7X \
  | 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: e07f5975534a31fa36156d5e5abba6fdc97c14fb80b1e670b68b91fd79456543

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26f6c251bdb9289264df9be281df9c3b2dfbb8b143f5b57427b0b8760b63743d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-09-22T16:26:27Z",
    "title_canon_sha256": "0c8dd07ec48cd8b942a24cc49145d4a7dfa1a0967d15ebbd62459b4815978900"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07052",
    "kind": "arxiv",
    "version": 1
  }
}