Pith Number

pith:6QRP5SIY

pith:2014:6QRP5SIYQVMHHWHDCBMMQW7GML

not attested not anchored not stored refs pending

Cosmic-ray exposure ages of fossil micrometeorites from mid-Ordovician sediments at Lynna River, Russia

(2) Lund University, (3) ETH Zurich, Anders Lindskog (1), Birger Schmitz (2), Colin Maden (3), Department of Earth Sciences, Department of Geology, Department of Physics, Lund, Matthias M. M. Meier (1), Rainer Wieler (3) ((1) Lund University, Sweden, Switzerland), Zurich

arxiv:1408.3524 v1 · 2014-08-15 · 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{6QRP5SIYQVMHHWHDCBMMQW7GML}

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	2026-05-18T02:45:05.659056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f422fec918855873d8e31058c85be662d858633c392a62994638828269d8cf53

Aliases

arxiv: 1408.3524 · arxiv_version: 1408.3524v1 · doi: 10.48550/arxiv.1408.3524 · pith_short_12: 6QRP5SIYQVMH · pith_short_16: 6QRP5SIYQVMHHWHD · pith_short_8: 6QRP5SIY

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/6QRP5SIYQVMHHWHDCBMMQW7GML \
  | 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: f422fec918855873d8e31058c85be662d858633c392a62994638828269d8cf53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "955adf70c2564fb6270b12431102dba2d8f23edc9e01188f0731452aa2a614c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-08-15T12:50:58Z",
    "title_canon_sha256": "082916cb1ef1d1325bd6262254846737a02ef5dbeac382103204635449fcad65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3524",
    "kind": "arxiv",
    "version": 1
  }
}