Pith Number

pith:GMXCEVZX

pith:2016:GMXCEVZXMI3RIQXKCZCYZAC2N2

not attested not anchored not stored refs pending

Comparative Analysis of SN 2012dn Optical Spectra: Days -14 to +114

B. Dilday, B. Friesen, D. A. Howell, D. Milisavljevic, D. Sand, F. B. Bianco, G. H. Marion, J. C. Wheeler, J. T. Parrent, J. Vink\'o, M. L. Calkins, N. Sanders, P. Berlind, P. Brown, P. Challis, P. Roming, R. A. Fesen, R. Kirshner, R. Quimby, S. Parker, S. Valenti, T. Pritchard

arxiv:1603.03868 v1 · 2016-03-12 · astro-ph.HE · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GMXCEVZXMI3RIQXKCZCYZAC2N2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:19:10.266948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

332e22573762371442ea16458c805a6eb6c1620c05c542d64b85fc57334e141f

Aliases

arxiv: 1603.03868 · arxiv_version: 1603.03868v1 · doi: 10.48550/arxiv.1603.03868 · pith_short_12: GMXCEVZXMI3R · pith_short_16: GMXCEVZXMI3RIQXK · pith_short_8: GMXCEVZX

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/GMXCEVZXMI3RIQXKCZCYZAC2N2 \
  | 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: 332e22573762371442ea16458c805a6eb6c1620c05c542d64b85fc57334e141f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f49a6f434d1cb2385068cb52792cef250955d4989b9bfde1acbdbcf66e090872",
    "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": "2016-03-12T06:42:22Z",
    "title_canon_sha256": "e0744073e8703d9f88be61aa8a12413783d61673876458cee096266d53f5338e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03868",
    "kind": "arxiv",
    "version": 1
  }
}