Pith Number

pith:H7BCD6X5

pith:2016:H7BCD6X5ACELMK34FEE5BGAG5G

not attested not anchored not stored refs pending

Vortices and spirals in the HD135344B transition disk

(2) Max-Planck-Institut fur extraterrestrische Physik, (3) Leiden Observatory, (4) ETH Zurich, 5) ((1) Institute for Astronomy, (5) Universidad Autononoma de Madrid, Antonio Garufi (4, Germany, Nienke van der Marel (1), Paola Pinilla (3), Paolo Cazzoletti (2), Spain), Switzerland, The Netherlands, University of Hawaii, USA

arxiv:1607.05775 v1 · 2016-07-19 · 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{H7BCD6X5ACELMK34FEE5BGAG5G}

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	2026-05-18T00:55:13.172747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fc221fafd0088b62b7c2909d09806e98c3d7eb7b02a312a96cf9ffb9333b60a

Aliases

arxiv: 1607.05775 · arxiv_version: 1607.05775v1 · doi: 10.48550/arxiv.1607.05775 · pith_short_12: H7BCD6X5ACEL · pith_short_16: H7BCD6X5ACELMK34 · pith_short_8: H7BCD6X5

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/H7BCD6X5ACELMK34FEE5BGAG5G \
  | 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: 3fc221fafd0088b62b7c2909d09806e98c3d7eb7b02a312a96cf9ffb9333b60a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cf3f55ab7e599766c331d44233113cf5bd064f1f74d29c2e03a167af4c1f7fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-07-19T22:41:43Z",
    "title_canon_sha256": "39f0c0704a89424783e8b19b16771ac868530c8e679f322db1b9c890e46156ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05775",
    "kind": "arxiv",
    "version": 1
  }
}