Pith Number

pith:6B7R67CF

pith:2017:6B7R67CF32FJ5VWTX7L4LVBAYZ

not attested not anchored not stored refs pending

Narrow absorption lines complex I: one form of broad absorption line

Wei-Jian Lu, Ying-Ru Lin

arxiv:1711.09047 v1 · 2017-11-24 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6B7R67CF32FJ5VWTX7L4LVBAYZ}

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	2026-05-18T00:29:41.396160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f07f1f7c45de8a9ed6d3bfd7c5d420c663b9b25cf80acc680a059ad3ca55815a

Aliases

arxiv: 1711.09047 · arxiv_version: 1711.09047v1 · doi: 10.48550/arxiv.1711.09047 · pith_short_12: 6B7R67CF32FJ · pith_short_16: 6B7R67CF32FJ5VWT · pith_short_8: 6B7R67CF

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/6B7R67CF32FJ5VWTX7L4LVBAYZ \
  | 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: f07f1f7c45de8a9ed6d3bfd7c5d420c663b9b25cf80acc680a059ad3ca55815a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5441b49a3deacf3753f0beb4e9e7a8d7562fdb08083f5e72508cd6ef85dcb332",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-11-24T16:49:37Z",
    "title_canon_sha256": "955cebf325236579f22dd6007ce2112273cbc5c42e71dae8bb0a649780702425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09047",
    "kind": "arxiv",
    "version": 1
  }
}