Pith Number

pith:QLABUGYH

pith:2010:QLABUGYHDGK5JSOGKLKKNWGFPL

not attested not anchored not stored refs pending

Flare induced penumbra formation in the sunspot of NOAA 10838

Sankarasubramanian K, Sreejith Padinhatteeri

arxiv:1010.1082 v2 · 2010-10-06 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLABUGYHDGK5JSOGKLKKNWGFPL}

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	2026-05-18T02:05:10.715431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c01a1b071995d4c9c652d4a6d8c57ad50e826cac7eb9786025a50de6ab5f8a

Aliases

arxiv: 1010.1082 · arxiv_version: 1010.1082v2 · doi: 10.48550/arxiv.1010.1082 · pith_short_12: QLABUGYHDGK5 · pith_short_16: QLABUGYHDGK5JSOG · pith_short_8: QLABUGYH

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/QLABUGYHDGK5JSOGKLKKNWGFPL \
  | 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: 82c01a1b071995d4c9c652d4a6d8c57ad50e826cac7eb9786025a50de6ab5f8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "703695abaefe09c4b6066d010736a9e023545d79d9bd1fe5f34c4d216f579583",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-10-06T08:12:13Z",
    "title_canon_sha256": "93af86f1f33f838b2cf8c4f62287a3d650cb65825d6e5b07a1eafc3b720f285f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1082",
    "kind": "arxiv",
    "version": 2
  }
}