Pith Number

pith:MZFVSUSY

pith:2016:MZFVSUSYFWTRJOYILV336APK4F

not attested not anchored not stored refs pending

Late-time Spectroscopy of Type Iax Supernovae

Alexei V. Filippenko, Daniel Kasen, Lars Bildsten, Ryan J. Foley, Saurabh W. Jha, Weikang Zheng, Yen-Chen Pan

arxiv:1601.05955 v1 · 2016-01-22 · astro-ph.HE · astro-ph.CO · 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{MZFVSUSYFWTRJOYILV336APK4F}

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	2026-05-18T01:12:30.118023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

664b5952582da714bb085d77bf01eae152602cf01ba568dca725d6ed6c22b36f

Aliases

arxiv: 1601.05955 · arxiv_version: 1601.05955v1 · doi: 10.48550/arxiv.1601.05955 · pith_short_12: MZFVSUSYFWTR · pith_short_16: MZFVSUSYFWTRJOYI · pith_short_8: MZFVSUSY

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/MZFVSUSYFWTRJOYILV336APK4F \
  | 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: 664b5952582da714bb085d77bf01eae152602cf01ba568dca725d6ed6c22b36f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "335e4ab011b33d178884c1c51760fc99fa667f935b9d45ab5f8ede0ff0b81a4c",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-01-22T10:54:36Z",
    "title_canon_sha256": "04e37e97e06cec2bb8c1eb717f458290d18fe6af4aec0111bdacb1fccda185a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05955",
    "kind": "arxiv",
    "version": 1
  }
}