Pith Number

pith:MIGDOOVC

pith:2018:MIGDOOVCP3UBUWV2WDEYZ3PQ3A

not attested not anchored not stored refs pending

Syneruptive sequential fragmentation of pyroclasts from fractal modeling of grain size distributions of fall deposits: The Cretaio Tephra eruption (Ischia Island, Italy)

Daniele Morgavi, Diego Perugini, Fabio Sansivero, Gert Beckmann, Joali Paredes-Mari\~no, Kai Dueffels, Mauro Di Vito, Sandro De Vita

arxiv:1803.05296 v1 · 2018-03-14 · 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{MIGDOOVCP3UBUWV2WDEYZ3PQ3A}

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	2026-05-18T00:21:01.679450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

620c373aa27ee81a5abab0c98cedf0d812d667515fc85c73b002b26e3993d3dc

Aliases

arxiv: 1803.05296 · arxiv_version: 1803.05296v1 · doi: 10.48550/arxiv.1803.05296 · pith_short_12: MIGDOOVCP3UB · pith_short_16: MIGDOOVCP3UBUWV2 · pith_short_8: MIGDOOVC

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/MIGDOOVCP3UBUWV2WDEYZ3PQ3A \
  | 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: 620c373aa27ee81a5abab0c98cedf0d812d667515fc85c73b002b26e3993d3dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ab55e9dbab2d9d4caae76efc8fd77581871107983b34748c2c1a31ee1c36850",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2018-03-14T14:17:49Z",
    "title_canon_sha256": "f631fd6c66014e00d80182c77c7f3309fb25b75a2a80ec2d3ee8c7cab1474ff3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05296",
    "kind": "arxiv",
    "version": 1
  }
}