Pith Number

pith:MEGADOY2

pith:2017:MEGADOY2Z3DTTXASEIWRNQN3GC

not attested not anchored not stored refs pending

Far-UV HST Spectroscopy of An Unusual Hydrogen Poor Superluminous Supernova: SN2017egm

A, A. De Cia (ESO), D. A. Perley (Liverpool John Moores University), Kate H. R. Rubin (SDSU), Lin Yan (Caltech/IPAC), M), P. J. Brown (Univ. of Texas, R. Lunnan (OKC), R. Quimby (San Diego State University)

arxiv:1711.01534 v2 · 2017-11-05 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEGADOY2Z3DTTXASEIWRNQN3GC}

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	2026-05-18T00:15:20.254781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

610c01bb1acec739dc12222d16c1bb30b3b6d9bf99f9e2a44e43478bc76de3a5

Aliases

arxiv: 1711.01534 · arxiv_version: 1711.01534v2 · doi: 10.48550/arxiv.1711.01534 · pith_short_12: MEGADOY2Z3DT · pith_short_16: MEGADOY2Z3DTTXAS · pith_short_8: MEGADOY2

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/MEGADOY2Z3DTTXASEIWRNQN3GC \
  | 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: 610c01bb1acec739dc12222d16c1bb30b3b6d9bf99f9e2a44e43478bc76de3a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7d3b17245f4d37da25c4dc8d3e86aecf5a24611c3aadce6579f2d1339b9dd60",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-11-05T05:23:30Z",
    "title_canon_sha256": "3767ec5edba01417d4ab913cb1bf69bf7be08165661dd8c855ce337a2aabcd56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.01534",
    "kind": "arxiv",
    "version": 2
  }
}