Pith Number

pith:KNFF4HA5

pith:2019:KNFF4HA5ZDIVFLNTXAETUJVRDW

not attested not anchored not stored refs pending

Carnegie Supernova Project-II: Near-infrared Spectroscopic Diversity of Type II Supernovae

A. L. Piro, C. Ashall, C. Burns, C. Contreras, C. P. Gutierrez, D. J. Sand, E. Baron, E. Y. Hsiao, G. H. Marion, J. L. Prieto, J. Lu, J. P. Anderson, K. Krisciunas, M. Hamuy, M. M. Kasliwal, M. M. Phillips, M. Shahbandeh, M. Stritzinger, N. B. Suntzeff, N. Morrell, P. Hoeflich, P. J. Pessi, R. P. Kirshner, S. Davis, S. Holmbo, S. Kumar, T. Diamond

arxiv:1910.03410 v2 · 2019-10-08 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KNFF4HA5ZDIVFLNTXAETUJVRDW}

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	2026-07-05T00:26:43.508773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

534a5e1c1dc8d152adb3b8093a26b11daecbb5983a4a9db239c5d2b123ef3886

Aliases

arxiv: 1910.03410 · arxiv_version: 1910.03410v2 · doi: 10.48550/arxiv.1910.03410 · pith_short_12: KNFF4HA5ZDIV · pith_short_16: KNFF4HA5ZDIVFLNT · pith_short_8: KNFF4HA5

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/KNFF4HA5ZDIVFLNTXAETUJVRDW \
  | 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: 534a5e1c1dc8d152adb3b8093a26b11daecbb5983a4a9db239c5d2b123ef3886

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33e2750d5a5ede39034e62b54fbbaa861c4ec5024d32300161fe3d29d268c944",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-10-08T14:10:41Z",
    "title_canon_sha256": "55b929141b0dde03c59641ccbb1375b9a2d9233df56bbe7be7b8e4f36be1c100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03410",
    "kind": "arxiv",
    "version": 2
  }
}