Pith Number

pith:RQJ7CMUW

pith:2021:RQJ7CMUWSBROBEC4AUG6AI5S74

not attested not anchored not stored refs pending

Collisional mixing between inner and outer solar system planetesimals inferred from the Nedagolla iron meteorite

Christoph Burkhardt, Fridolin Spitzer, Jonas Pape, Thorsten Kleine

arxiv:2109.04224 v1 · 2021-09-09 · astro-ph.EP · physics.geo-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{RQJ7CMUWSBROBEC4AUG6AI5S74}

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	2026-07-05T03:58:53.557476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c13f132969062e0905c050de023b2ff3b8acfe3c342eab1a5970c162a8b6093

Aliases

arxiv: 2109.04224 · arxiv_version: 2109.04224v1 · doi: 10.48550/arxiv.2109.04224 · pith_short_12: RQJ7CMUWSBRO · pith_short_16: RQJ7CMUWSBROBEC4 · pith_short_8: RQJ7CMUW

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/RQJ7CMUWSBROBEC4AUG6AI5S74 \
  | 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: 8c13f132969062e0905c050de023b2ff3b8acfe3c342eab1a5970c162a8b6093

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "258aa35c028c4b2020c5cd3343da19f6ccfb8bcf152bc97aee9dd809cc802259",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-09-09T12:40:44Z",
    "title_canon_sha256": "ad5595dbcb53574ff692b7bfeb49562f2da1ecb55cb700784f1bfa74a20c8679"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.04224",
    "kind": "arxiv",
    "version": 1
  }
}