Pith Number

pith:T3575XFA

pith:2021:T3575XFAWLCXCU2VMFDLTPNG2H

not attested not anchored not stored refs pending

Ejby -- A new H5/6 ordinary chondrite fall in Copenhagen, Denmark

A. Bischoff, A. N. Sorensen, C. Maden, E. Stempels, H. Busemann, H. Haack, J.-A. Barrat, K. Bauer, M. Laubenstein, M. Patzek, M. Schonbachler, P. Morino, P. Schmitt-Kopplin, P. Voss, R. Greenwood, S. Midtskogen, T. Dahl-Jensen

arxiv:2102.00715 v1 · 2021-02-01 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T3575XFAWLCXCU2VMFDLTPNG2H}

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	2026-07-05T02:11:14.692598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9efbfedca0b2c57153556146b9bda6d1e79e9ef60c385bbe672347ba8429db7e

Aliases

arxiv: 2102.00715 · arxiv_version: 2102.00715v1 · doi: 10.48550/arxiv.2102.00715 · pith_short_12: T3575XFAWLCX · pith_short_16: T3575XFAWLCXCU2V · pith_short_8: T3575XFA

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/T3575XFAWLCXCU2VMFDLTPNG2H \
  | 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: 9efbfedca0b2c57153556146b9bda6d1e79e9ef60c385bbe672347ba8429db7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "097e4b96b427a542c87e61cef3c66073cd134cde5da02b6ca17e3bbc7b7d0b28",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-02-01T09:20:20Z",
    "title_canon_sha256": "d5149bc948212d2c412087c6c655d57618d5db547e84d838236543ba214cf7a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00715",
    "kind": "arxiv",
    "version": 1
  }
}