Pith Number

pith:E4H6WI6B

pith:2023:E4H6WI6BGQZJMJVA7QXC774ANS

not attested not anchored not stored refs pending

No UV-bright Eruptions from SN 2023ixf in GALEX Imaging 15-20 Years Before Explosion

Benjamin J. Shappee, John F. Beacom, Michael A. Tucker, Nicholas Flinner

arxiv:2308.08403 v1 · 2023-07-27 · 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{E4H6WI6BGQZJMJVA7QXC774ANS}

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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.

Cited by

1 paper in Pith

SN 2023ixf: The Closest Supernova of the Decade

Receipt and verification

First computed	2026-07-05T06:41:58.888148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

270feb23c134329626a0fc2e2fff806cbad71a57abace9f68ed06e49a4644b7e

Aliases

arxiv: 2308.08403 · arxiv_version: 2308.08403v1 · doi: 10.48550/arxiv.2308.08403 · pith_short_12: E4H6WI6BGQZJ · pith_short_16: E4H6WI6BGQZJMJVA · pith_short_8: E4H6WI6B

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/E4H6WI6BGQZJMJVA7QXC774ANS \
  | 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: 270feb23c134329626a0fc2e2fff806cbad71a57abace9f68ed06e49a4644b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12841c480cf3c0633fba9606d6b20c3b55dd9bc0b515aa4691c4f69f8152cb3e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-07-27T18:00:11Z",
    "title_canon_sha256": "6caae422ed946534216ee5984da2257c53586073026ff5d992cd0743933bd8c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.08403",
    "kind": "arxiv",
    "version": 1
  }
}