Pith Number

pith:64GTEFFQ

pith:2015:64GTEFFQZRNBJXR4MFCRE4I5GQ

not attested not anchored not stored refs pending

Multi-wavelength study of a delta-spot I: A region of very strong, horizontal magnetic field

Sarah A. Jaeggli

arxiv:1512.08463 v1 · 2015-12-28 · 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{64GTEFFQZRNBJXR4MFCRE4I5GQ}

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	2026-05-18T01:20:32.509694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f70d3214b0cc5a14de3c614512711d3415d2c3e308cf90f83a83f73de3097a6c

Aliases

arxiv: 1512.08463 · arxiv_version: 1512.08463v1 · doi: 10.48550/arxiv.1512.08463 · pith_short_12: 64GTEFFQZRNB · pith_short_16: 64GTEFFQZRNBJXR4 · pith_short_8: 64GTEFFQ

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/64GTEFFQZRNBJXR4MFCRE4I5GQ \
  | 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: f70d3214b0cc5a14de3c614512711d3415d2c3e308cf90f83a83f73de3097a6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84815b3016c112607c44ec7501f155dc36db9dda0dee53a05572009fc40b3309",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-28T17:16:51Z",
    "title_canon_sha256": "97421cf37711e7a30aad97e298ff25dc4ae02093258a379acbb92ba72cf7ea59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08463",
    "kind": "arxiv",
    "version": 1
  }
}