Pith Number

pith:7CLOX7IB

pith:2019:7CLOX7IBBXPLZFAVUEQT4R2EHP

not attested not anchored not stored refs pending

The Nuclear Filaments inside the Circumnuclear Disk in the Central 0.5 pc of the Galactic center

Hsi-Wei Yen, Nanase Harada, Patrick M. Koch, Paul T. P. Ho, Pei-Ying Hsieh, Woong-Tae Kim, Ya-Wen Tang

arxiv:1910.07559 v1 · 2019-10-16 · 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{7CLOX7IBBXPLZFAVUEQT4R2EHP}

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	2026-07-05T00:31:24.718344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f896ebfd010ddebc9415a1213e47443bcc39fadf4c40a9fce6955f9bc4db86c4

Aliases

arxiv: 1910.07559 · arxiv_version: 1910.07559v1 · doi: 10.48550/arxiv.1910.07559 · pith_short_12: 7CLOX7IBBXPL · pith_short_16: 7CLOX7IBBXPLZFAV · pith_short_8: 7CLOX7IB

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/7CLOX7IBBXPLZFAVUEQT4R2EHP \
  | 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: f896ebfd010ddebc9415a1213e47443bcc39fadf4c40a9fce6955f9bc4db86c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ce71837afdb94a31bdfd023138980fd82c6a9c1ba002ae6a20833da7351192f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-16T18:13:19Z",
    "title_canon_sha256": "ef48ef71109f08d726972cddefe0d5df6c27bd88ae5ccfeb252d277cb8bb8d1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.07559",
    "kind": "arxiv",
    "version": 1
  }
}