Pith Number

pith:HX5R5L5J

pith:2016:HX5R5L5J7GO7LVJBX7BJDSCK7H

not attested not anchored not stored refs pending

Prospects for constraining the spin of the massive black hole at the Galactic center via the relativistic motion of a surrounding star

Fupeng Zhang, Qingjuan Yu, Youjun Lu

arxiv:1606.07725 v2 · 2016-06-24 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX5R5L5J7GO7LVJBX7BJDSCK7H}

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	2026-05-18T01:05:42.688472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dfb1eafa9f99df5d521bfc291c84af9c0bab320b24a01b342e9440c9ec5be50

Aliases

arxiv: 1606.07725 · arxiv_version: 1606.07725v2 · doi: 10.48550/arxiv.1606.07725 · pith_short_12: HX5R5L5J7GO7 · pith_short_16: HX5R5L5J7GO7LVJB · pith_short_8: HX5R5L5J

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/HX5R5L5J7GO7LVJBX7BJDSCK7H \
  | 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: 3dfb1eafa9f99df5d521bfc291c84af9c0bab320b24a01b342e9440c9ec5be50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ac45f84f6e4b741decd35c2734515f1f7d9615dd3f1f9a5fcca9ae962030d87",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-06-24T15:35:06Z",
    "title_canon_sha256": "58d31dfa4677c8a345ba21f98b1393ff1b690960e390396ac9a183a8bf48270b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07725",
    "kind": "arxiv",
    "version": 2
  }
}