Pith Number

pith:QI33X6QU

pith:2010:QI33X6QU2NUHDWPND5OPUGBBZM

not attested not anchored not stored refs pending

Velocity fields in and around sunspots at the highest resolution

Carsten Denker, Germany), Meetu Verma (Astrophysikalisches Institut Potsdam

arxiv:1009.1995 v1 · 2010-09-10 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QI33X6QU2NUHDWPND5OPUGBBZM}

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	2026-05-18T02:05:32.011398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8237bbfa14d36871d9ed1f5cfa1821cb1c03e9ced88e2b303281fd0fae616d21

Aliases

arxiv: 1009.1995 · arxiv_version: 1009.1995v1 · doi: 10.48550/arxiv.1009.1995 · pith_short_12: QI33X6QU2NUH · pith_short_16: QI33X6QU2NUHDWPN · pith_short_8: QI33X6QU

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/QI33X6QU2NUHDWPND5OPUGBBZM \
  | 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: 8237bbfa14d36871d9ed1f5cfa1821cb1c03e9ced88e2b303281fd0fae616d21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "275dba30c499cd67c258373956041f13bf4dd5146764292e3a04a4324b08c813",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-10T12:26:22Z",
    "title_canon_sha256": "3f3fbffe2eadcb3e9f240c509caa6f4be6ccbc4215294b9640ef820ff7f89fb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1995",
    "kind": "arxiv",
    "version": 1
  }
}