Pith Number

pith:AU2C5CRG

pith:2012:AU2C5CRGTK47J6L4N6M4YEIV53

not attested not anchored not stored refs pending

A Spectroscopic Study of Type Ibc Supernova Host Galaxies from Untargeted Surveys

(2) University of Colorado), Alicia M. Soderberg (1), Dan Milisavljevic (1), Edo Berger (1), Emily M. Levesque (2), Ian Czekala (1), Jason A. Dittmann (1) ((1) Harvard-Smithsonian Center for Astrophysics, Maria R. Drout (1), Nathan E. Sanders (1), Raffaella Margutti (1), Ryan Chornock (1), Ryan J. Foley (1)

arxiv:1206.2643 v2 · 2012-06-12 · astro-ph.HE · 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{AU2C5CRGTK47J6L4N6M4YEIV53}

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	2026-05-18T03:10:24.444874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05342e8a269ab9f4f97c6f99cc1115eed12396c8eacfe33b3b25557b61218e84

Aliases

arxiv: 1206.2643 · arxiv_version: 1206.2643v2 · doi: 10.48550/arxiv.1206.2643 · pith_short_12: AU2C5CRGTK47 · pith_short_16: AU2C5CRGTK47J6L4 · pith_short_8: AU2C5CRG

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/AU2C5CRGTK47J6L4N6M4YEIV53 \
  | 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: 05342e8a269ab9f4f97c6f99cc1115eed12396c8eacfe33b3b25557b61218e84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80a0244db13db0c3c7e618486c6f153d1e23222f98faa8b17d3da79894f6dbbd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-06-12T20:00:01Z",
    "title_canon_sha256": "4af31c60f514011482b8ed4676753ab5b00a32d02106f468eaecbb714be9592d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.2643",
    "kind": "arxiv",
    "version": 2
  }
}