Pith Number

pith:PDUIFVS3

pith:2011:PDUIFVS3YP4NWVKBCG67UOYTAC

not attested not anchored not stored refs pending

The solar magnetic field since 1700: II. Physical reconstruction of total, polar and open flux

Dieter Schmitt, Jie Jiang, M. Schuessler, Robert H. Cameron

arxiv:1102.1270 v1 · 2011-02-07 · 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{PDUIFVS3YP4NWVKBCG67UOYTAC}

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	2026-05-18T02:03:16.050016Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78e882d65bc3f8db554111bdfa3b1300b5efa2b79399d4be6a8cae5d3a4bcd43

Aliases

arxiv: 1102.1270 · arxiv_version: 1102.1270v1 · doi: 10.48550/arxiv.1102.1270 · pith_short_12: PDUIFVS3YP4N · pith_short_16: PDUIFVS3YP4NWVKB · pith_short_8: PDUIFVS3

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/PDUIFVS3YP4NWVKBCG67UOYTAC \
  | 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: 78e882d65bc3f8db554111bdfa3b1300b5efa2b79399d4be6a8cae5d3a4bcd43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95e504fc123bbf0ccee84b5b9b52c824feb565b8c82ee45f0a4d4a43c7d96bd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-07T10:45:18Z",
    "title_canon_sha256": "a3fc19f4c5c8aa8a38823f66f5dde6ab193c15141825b7e0a203039b9858711a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1270",
    "kind": "arxiv",
    "version": 1
  }
}