Pith Number

pith:7JUPQ22N

pith:2018:7JUPQ22N6ILQZXU4F4HKVLQXYC

not attested not anchored not stored refs pending

Probing the use of spectroscopy to determine the meteoritic analogues of meteors

A. Drouard, A. Meindl, B. Zanda, C. Marmo, F. Colas, F. Zamkotsian, F. Zander, J. Gattacceca, J. Vaubaillon, L. Jorda, M. Birlan, M. Eberhart, P. Vernazza, R. Oefele, S. Bouley, S. Loehle, T. Hermann

arxiv:1802.04699 v2 · 2018-02-13 · 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{7JUPQ22N6ILQZXU4F4HKVLQXYC}

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	2026-05-18T00:14:08.570363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa68f86b4df2170cde9c2f0eaaae17c08bfea2a8e03c9b2007a6d3a2941faffe

Aliases

arxiv: 1802.04699 · arxiv_version: 1802.04699v2 · doi: 10.48550/arxiv.1802.04699 · pith_short_12: 7JUPQ22N6ILQ · pith_short_16: 7JUPQ22N6ILQZXU4 · pith_short_8: 7JUPQ22N

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/7JUPQ22N6ILQZXU4F4HKVLQXYC \
  | 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: fa68f86b4df2170cde9c2f0eaaae17c08bfea2a8e03c9b2007a6d3a2941faffe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a06cc72ada0c61229d6e590d80fdae3b6de6b3aa2c7dfa7329b2034d738a24f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-02-13T16:12:18Z",
    "title_canon_sha256": "f74a04c0e24aa3f98bed23c23d41caa75a038212c1d2955cd2fc40eeef30c7f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04699",
    "kind": "arxiv",
    "version": 2
  }
}