Pith Number

pith:W3FP7ZNK

pith:2011:W3FP7ZNKOUT4TJCDQPLU2JKRVF

not attested not anchored not stored refs pending

VLT Optical BVR observations of two bright Supernova Ia hosts in the Virgo cluster

(2) Dipartimento di Fisica -- Universita' di Roma Tor Vergata), Enzo Brocato (1), Gabriella Raimondo (1) ((1) INAF-Osservatorio Astronomico di Teramo, Ilaria Biscardi (2), Michele Cantiello (1)

arxiv:1106.1117 v1 · 2011-06-06 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W3FP7ZNKOUT4TJCDQPLU2JKRVF}

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	2026-05-18T00:36:33.795116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6caffe5aa7527c9a44383d74d2551a972e608696d97904984e13f4b1d5a4126

Aliases

arxiv: 1106.1117 · arxiv_version: 1106.1117v1 · doi: 10.48550/arxiv.1106.1117 · pith_short_12: W3FP7ZNKOUT4 · pith_short_16: W3FP7ZNKOUT4TJCD · pith_short_8: W3FP7ZNK

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/W3FP7ZNKOUT4TJCDQPLU2JKRVF \
  | 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: b6caffe5aa7527c9a44383d74d2551a972e608696d97904984e13f4b1d5a4126

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "135bf0300cff12b2817b214cc51e610bb35419b5ed8fbcc3705fea51e46255d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-06T16:42:03Z",
    "title_canon_sha256": "98265929e83b2decbc6b89c81fed4cbea4743b77151ee89a3612f8b64eb8dc4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1117",
    "kind": "arxiv",
    "version": 1
  }
}