Pith Number

pith:NV45YOPX

pith:2012:NV45YOPX6ZXYHCDSTTE537UOQG

not attested not anchored not stored refs pending

Mini-spiral as source of material for Sgr A* in bright state

Bozena Czerny, Devaky Kunneriath, Tapas K. Das, Vladimir Karas

arxiv:1211.1226 v1 · 2012-11-06 · 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{NV45YOPX6ZXYHCDSTTE537UOQG}

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	2026-05-18T01:53:25.052130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d79dc39f7f66f8388729cc9ddfe8e819eef27832ae3ddd72f5029a62e7e5263

Aliases

arxiv: 1211.1226 · arxiv_version: 1211.1226v1 · doi: 10.48550/arxiv.1211.1226 · pith_short_12: NV45YOPX6ZXY · pith_short_16: NV45YOPX6ZXYHCDS · pith_short_8: NV45YOPX

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/NV45YOPX6ZXYHCDSTTE537UOQG \
  | 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: 6d79dc39f7f66f8388729cc9ddfe8e819eef27832ae3ddd72f5029a62e7e5263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66eacf949052825a615807cb361dea5060ea9bef010349c522358b27293b58b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-06T14:11:56Z",
    "title_canon_sha256": "1a0cc6bff9daf42191e1560a32ccddbc7836ea5f418c91668119282d3dfd6318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1226",
    "kind": "arxiv",
    "version": 1
  }
}