Pith Number

pith:A4KEM2VN

pith:2012:A4KEM2VN7F3DFQ324J23GM2ZBD

not attested not anchored not stored refs pending

High cadence measurement of neutral sodium and potassium absorption during the 2009-2011 eclipse of epsilon Aurigae

B. Stober, C. Buil, L. Schanne, O. Thizy, R. Leadbeater, R. Stencel, S. Gorodenski, T. Garrel, T. Hansen

arxiv:1206.6754 v1 · 2012-06-28 · 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{A4KEM2VN7F3DFQ324J23GM2ZBD}

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	2026-05-18T03:29:13.794644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0714466aadf97632c37ae275b3335908f8ae1b727506dabbf1651e2bee96861d

Aliases

arxiv: 1206.6754 · arxiv_version: 1206.6754v1 · doi: 10.48550/arxiv.1206.6754 · pith_short_12: A4KEM2VN7F3D · pith_short_16: A4KEM2VN7F3DFQ32 · pith_short_8: A4KEM2VN

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/A4KEM2VN7F3DFQ324J23GM2ZBD \
  | 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: 0714466aadf97632c37ae275b3335908f8ae1b727506dabbf1651e2bee96861d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "338a1eb00dc666fd8e818b104cc90b262c3bfebb6ec3de98089dfa5032fc2014",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-06-28T16:23:58Z",
    "title_canon_sha256": "99feb30dc88f9f3139625545fa62d809422c6f1d237c76bc6b298149280e41c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6754",
    "kind": "arxiv",
    "version": 1
  }
}