Pith Number

pith:X6J4QJIQ

pith:2019:X6J4QJIQH2BEWFY26BK2MD7EWK

not attested not anchored not stored refs pending

Observational signature of circumstellar interaction and $\rm ^{56}$Ni-mixing in the Type II Supernova 2016gfy

Avinash Singh, Brajesh Kumar, D.K. Sahu, G.C. Anupama, Jennifer E. Andrews, Nathan Smith, Peter J. Brown, Takashi J. Moriya

arxiv:1907.03159 v1 · 2019-07-06 · 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{X6J4QJIQH2BEWFY26BK2MD7EWK}

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	2026-07-05T00:03:49.202381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf93c825103e824b171af055a60fe4b2b8e9c639ad3beb49983c634118ff8a3c

Aliases

arxiv: 1907.03159 · arxiv_version: 1907.03159v1 · doi: 10.48550/arxiv.1907.03159 · pith_short_12: X6J4QJIQH2BE · pith_short_16: X6J4QJIQH2BEWFY2 · pith_short_8: X6J4QJIQ

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/X6J4QJIQH2BEWFY26BK2MD7EWK \
  | 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: bf93c825103e824b171af055a60fe4b2b8e9c639ad3beb49983c634118ff8a3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d049de22ddb38a34cdcc5c4111a99e80ba555fc281f40ab8bdb922e09974fdb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-07-06T17:43:21Z",
    "title_canon_sha256": "fe28b33b2bd7fe87fe2b501c0b17aa8907358349e8f325ecf7f31af9bc5e028e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03159",
    "kind": "arxiv",
    "version": 1
  }
}