Pith Number

pith:JP52L4I2

pith:2016:JP52L4I27INHAAAA5UVMPPXBPY

not attested not anchored not stored refs pending

Host-Galaxy Properties of 32 Low-Redshift Superluminous Supernovae from the Palomar Transient Factory

Alexei V. Filippenko, Annalisa De Cia, Avishay Gal-Yam, Daniel A. Perley, Lin Yan, Melissa L. Graham, Ofer Yaron, Paul Vreeswijk, Peter E. Nugent, Ragnhild Lunnan, Robert Quimby, Russ Laher

arxiv:1604.08207 v4 · 2016-04-27 · astro-ph.HE · 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{JP52L4I27INHAAAA5UVMPPXBPY}

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	2026-05-18T01:02:12.863924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bfba5f11afa1a700000ed2ac7bee17e39c1713c2a1adad97b270b801eb6744f

Aliases

arxiv: 1604.08207 · arxiv_version: 1604.08207v4 · doi: 10.48550/arxiv.1604.08207 · pith_short_12: JP52L4I27INH · pith_short_16: JP52L4I27INHAAAA · pith_short_8: JP52L4I2

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/JP52L4I27INHAAAA5UVMPPXBPY \
  | 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: 4bfba5f11afa1a700000ed2ac7bee17e39c1713c2a1adad97b270b801eb6744f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313732381c9390278deabed9386072c50975ddeef323f00c61c4b1b7e38f27d6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-04-27T20:00:02Z",
    "title_canon_sha256": "47abaf6607acb6ac5569377b117ecc52fde84ce0b0674aef6d9edb5eec7d942d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08207",
    "kind": "arxiv",
    "version": 4
  }
}