Pith Number

pith:V2EO7BMK

pith:2026:V2EO7BMKWXMJSPSKUQORIXOIJP

not attested not anchored not stored refs pending

Dissecting the multiple-component outflow in NGC 5548 with absorption-line Variability

Guilin Liu, Yaqi Chen, Zhicheng He

arxiv:2607.21029 v1 · 2026-07-23 · 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{V2EO7BMKWXMJSPSKUQORIXOIJP}

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	2026-07-24T01:23:48.212118Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae88ef858ab5d8993e4aa41d145dc84be0f366fee1a68f93f40106f9ea03d439

Aliases

arxiv: 2607.21029 · arxiv_version: 2607.21029v1 · doi: 10.48550/arxiv.2607.21029 · pith_short_12: V2EO7BMKWXMJ · pith_short_16: V2EO7BMKWXMJSPSK · pith_short_8: V2EO7BMK

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/V2EO7BMKWXMJSPSKUQORIXOIJP \
  | 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: ae88ef858ab5d8993e4aa41d145dc84be0f366fee1a68f93f40106f9ea03d439

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4d4b2254aa555bd94104564cae7b00c21f8f11a2f96fabab24910525b062194",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-23T08:12:14Z",
    "title_canon_sha256": "e41c9914e8af7a31c574fab79009683f0d7ce2626e533c6adb0be9abc5f42772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.21029",
    "kind": "arxiv",
    "version": 1
  }
}