Pith Number

pith:ULMXRIDA

pith:2009:ULMXRIDA4FLGGDHNLZITRRKFSF

not attested not anchored not stored refs pending

The magnetic flux of the quiet Sun internetwork as observed with the Tenerife Infrared Polarimeter

C.A.R. Beck, R. Rezaei

arxiv:0903.3158 v1 · 2009-03-18 · 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{ULMXRIDA4FLGGDHNLZITRRKFSF}

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	2026-05-18T02:14:27.545438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d978a060e156630ced5e5138c545915d9484b7f9133dbf0d5024c1a8be6d5c

Aliases

arxiv: 0903.3158 · arxiv_version: 0903.3158v1 · doi: 10.48550/arxiv.0903.3158 · pith_short_12: ULMXRIDA4FLG · pith_short_16: ULMXRIDA4FLGGDHN · pith_short_8: ULMXRIDA

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/ULMXRIDA4FLGGDHNLZITRRKFSF \
  | 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: a2d978a060e156630ced5e5138c545915d9484b7f9133dbf0d5024c1a8be6d5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbc30145377df555f4b07702c6b1c4eea9b102a1225db4bc3cd19655550d2a39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-03-18T13:50:49Z",
    "title_canon_sha256": "69b8e108bd59e000aa0f9e55a5b78e368d5076f78ed324c1951b28f6f9bd4f23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3158",
    "kind": "arxiv",
    "version": 1
  }
}