Pith Number

pith:BVK2WITX

pith:2009:BVK2WITXFOWN2JJXBBATLMSETI

not attested not anchored not stored refs pending

The radio and IR counterparts of the ring nebula around HD211564

C. Cappa, J. Vasquez, S. Cichowolski, S. Pineault

arxiv:0912.0925 v1 · 2009-12-04 · 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{BVK2WITXFOWN2JJXBBATLMSETI}

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	2026-05-18T02:10:26.383640Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d55ab22772bacdd2537084135b2449a3bfe85c304467ecd746f8b6350ce93a1

Aliases

arxiv: 0912.0925 · arxiv_version: 0912.0925v1 · doi: 10.48550/arxiv.0912.0925 · pith_short_12: BVK2WITXFOWN · pith_short_16: BVK2WITXFOWN2JJX · pith_short_8: BVK2WITX

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/BVK2WITXFOWN2JJXBBATLMSETI \
  | 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: 0d55ab22772bacdd2537084135b2449a3bfe85c304467ecd746f8b6350ce93a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f18d67a0daefc02f0c39ddfcca16bb114388369c8be9954db89c8746e05ff39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-12-04T19:58:34Z",
    "title_canon_sha256": "782bea939063f34115b6110e5befcecbd75375b3a21cfbb7a30bf27e8c833a92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0925",
    "kind": "arxiv",
    "version": 1
  }
}