Pith Number

pith:5NDUALO3

pith:2011:5NDUALO3EURK3R7LZCIIIWAWTF

not attested not anchored not stored refs pending

Spectroscopy at the solar limb: I. Average off-limb profiles and Doppler shifts of Ca II H

C. Beck, R. Rezaei

arxiv:1106.0646 v1 · 2011-06-03 · 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{5NDUALO3EURK3R7LZCIIIWAWTF}

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	2026-05-18T02:01:43.889148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb47402ddb2522adc7ebc8908458169979bcde7c12cd7263f10b58588fe9bb3b

Aliases

arxiv: 1106.0646 · arxiv_version: 1106.0646v1 · doi: 10.48550/arxiv.1106.0646 · pith_short_12: 5NDUALO3EURK · pith_short_16: 5NDUALO3EURK3R7L · pith_short_8: 5NDUALO3

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/5NDUALO3EURK3R7LZCIIIWAWTF \
  | 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: eb47402ddb2522adc7ebc8908458169979bcde7c12cd7263f10b58588fe9bb3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aa05438f894fdee84c6a4c962813a0119ec7626cdbda6aa19d653eafed2f1b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-06-03T14:15:30Z",
    "title_canon_sha256": "057a5d4bd3d489d197edaaad65b04fda57edef6bfbe3fd8d1680d670d313ecef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.0646",
    "kind": "arxiv",
    "version": 1
  }
}