Pith Number

pith:SMNDGEKE

pith:2019:SMNDGEKEX7TAZRGD55OGKCTI3G

not attested not anchored not stored refs pending

Spatial segregation of dust grains in transition disks. SPHERE observations of 2MASS J16083070-3828268 and RXJ1852.3-3700

A. Garufi, A. Juhasz, A. Pavlov, A. Zurlo, C. Dominik, C. Ginski, C. Pinte, E. Stadler, F. Menard, G. Muro-Arena, G. Van Der Plas, J. de Boer, J.-F. Sauvage, J.-I. Morino, J. Olofsson, J. Pragt, J.P. Williams, J. Ramos, L. M. Perez, L. Weber, M. Benisty, M. Carle, M. Flock, M. Fukagawa, M. Keppler, M. Villenave, P. Feautrier, P. Pinilla, T. Henning, W. R. F. Dent

arxiv:1902.04612 v1 · 2019-02-12 · astro-ph.SR · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SMNDGEKEX7TAZRGD55OGKCTI3G}

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	2026-05-17T23:49:39.147640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

931a331144bfe60cc4c3ef5c650a68d9abb55bef451a2d406c3db2844bcbf9a0

Aliases

arxiv: 1902.04612 · arxiv_version: 1902.04612v1 · doi: 10.48550/arxiv.1902.04612 · pith_short_12: SMNDGEKEX7TA · pith_short_16: SMNDGEKEX7TAZRGD · pith_short_8: SMNDGEKE

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/SMNDGEKEX7TAZRGD55OGKCTI3G \
  | 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: 931a331144bfe60cc4c3ef5c650a68d9abb55bef451a2d406c3db2844bcbf9a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f248415beeb3a194b203944528462b375de4e3b9a0862c952b4ce112bccf5e46",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-12T20:01:30Z",
    "title_canon_sha256": "39886e0b0368a5b11bc7ec2e2c8260bf17a8a211bc731ec42ef81c0be10adb02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.04612",
    "kind": "arxiv",
    "version": 1
  }
}