Pith Number

pith:KI4QF3BI

pith:2016:KI4QF3BI7EGUS5MKY4L2QNDHWE

not attested not anchored not stored refs pending

Optical and NIR observations of the nearby type Ia supernova SN 2014J

Brajesh Kumar, D. K. Ojha, D. K. Sahu, G. C. Anupama, J. P. Ninan, Shubham Srivastav, T. P. Prabhu

arxiv:1601.00805 v1 · 2016-01-05 · astro-ph.SR · 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{KI4QF3BI7EGUS5MKY4L2QNDHWE}

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	2026-05-18T01:21:25.525137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

523902ec28f90d49758ac717a83467b1263fcceec22274af7610b6fd2b02f373

Aliases

arxiv: 1601.00805 · arxiv_version: 1601.00805v1 · doi: 10.48550/arxiv.1601.00805 · pith_short_12: KI4QF3BI7EGU · pith_short_16: KI4QF3BI7EGUS5MK · pith_short_8: KI4QF3BI

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/KI4QF3BI7EGUS5MKY4L2QNDHWE \
  | 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: 523902ec28f90d49758ac717a83467b1263fcceec22274af7610b6fd2b02f373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a961b1342d69de7ed374ac89ff558eef3809e0c11a4b80e8d27b905eb3912819",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-01-05T12:30:30Z",
    "title_canon_sha256": "28a0c4fdbdd6a53c5a068fd4cb4c168321b0dd3304fde08812260e6e21346f49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.00805",
    "kind": "arxiv",
    "version": 1
  }
}