Pith Number

pith:ZWQWYIVV

pith:2021:ZWQWYIVV4R4IVW2I5P2S6X55OS

not attested not anchored not stored refs pending

Vortex-like kinematic signal, spirals, and beam smearing effect in the HD 142527 disk

A. Isella, C.M.T. Robert, C. Pinte, E. Weaver, F. M\'enard, G. Van Der Plas, H. Garg, H. M\'eheut, J.-F. Gonzalez, R. Teague, Y. Boehler

arxiv:2103.13474 v3 · 2021-03-24 · 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{ZWQWYIVV4R4IVW2I5P2S6X55OS}

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	2026-07-05T02:47:34.405201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cda16c22b5e4788adb48ebf52f5fbd74bca2ebc5ba08a9ce77e4d30f4cbfda3a

Aliases

arxiv: 2103.13474 · arxiv_version: 2103.13474v3 · doi: 10.48550/arxiv.2103.13474 · pith_short_12: ZWQWYIVV4R4I · pith_short_16: ZWQWYIVV4R4IVW2I · pith_short_8: ZWQWYIVV

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/ZWQWYIVV4R4IVW2I5P2S6X55OS \
  | 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: cda16c22b5e4788adb48ebf52f5fbd74bca2ebc5ba08a9ce77e4d30f4cbfda3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf71280b78e6ed8c2252b1eadbbf5e48b820c284b61ce76e295564149518295",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-03-24T20:12:53Z",
    "title_canon_sha256": "c707fb54fba0ca69b2d0bfb6e8e41df08e65242d88d6d87ea1b077f61be136a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.13474",
    "kind": "arxiv",
    "version": 3
  }
}