Pith Number

pith:SONNPT7F

pith:2014:SONNPT7FQNZWGGQ72CQEJ2TVTG

not attested not anchored not stored refs pending

On the Lack of X-ray Bright Type IIP Supernovae

Vikram V. Dwarkadas (University of Chicago)

arxiv:1402.5150 v1 · 2014-02-20 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SONNPT7FQNZWGGQ72CQEJ2TVTG}

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	2026-05-18T01:44:29.879149Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

939ad7cfe58373631a1fd0a044ea75998050bc345c2edfb11498ec305c34561d

Aliases

arxiv: 1402.5150 · arxiv_version: 1402.5150v1 · doi: 10.48550/arxiv.1402.5150 · pith_short_12: SONNPT7FQNZW · pith_short_16: SONNPT7FQNZWGGQ7 · pith_short_8: SONNPT7F

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/SONNPT7FQNZWGGQ72CQEJ2TVTG \
  | 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: 939ad7cfe58373631a1fd0a044ea75998050bc345c2edfb11498ec305c34561d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b08ca49657348f11659562d41194fa8c82c90e68d82d4aef0b5effd4cfb7e872",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-02-20T21:24:26Z",
    "title_canon_sha256": "b3944dac5d7f5fcf9674c4c6191b57ae533b16451928153e7dc0924e543beaf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5150",
    "kind": "arxiv",
    "version": 1
  }
}