Pith Number

pith:JIKXETU2

pith:2016:JIKXETU2AXBJFQ7V7HG44BIBKZ

not attested not anchored not stored refs pending

Applying the expanding photosphere and standardized candle methods to Type II-Plateau supernovae at cosmologically significant redshifts: the distance to SN 2013eq

B. Leibundgut, E.E.E. Gall, M. Kromer, R. Kotak, S. Taubenberger, W. Hillebrandt

arxiv:1603.04730 v4 · 2016-03-15 · astro-ph.CO · 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{JIKXETU2AXBJFQ7V7HG44BIBKZ}

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	2026-05-18T01:08:42.396790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a15724e9a05c292c3f5f9cdce050156795d66c60653870d616709a4d0282741

Aliases

arxiv: 1603.04730 · arxiv_version: 1603.04730v4 · doi: 10.48550/arxiv.1603.04730 · pith_short_12: JIKXETU2AXBJ · pith_short_16: JIKXETU2AXBJFQ7V · pith_short_8: JIKXETU2

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/JIKXETU2AXBJFQ7V7HG44BIBKZ \
  | 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: 4a15724e9a05c292c3f5f9cdce050156795d66c60653870d616709a4d0282741

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f4dd45d158f9009c35995e4dd1bdea6c5ab475c42629db7576f149580c38813",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-03-15T15:54:32Z",
    "title_canon_sha256": "d0b86366f915b1a207b2bc064f3c38b7a1b28f47247352fe30c1f88e03aa9332"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04730",
    "kind": "arxiv",
    "version": 4
  }
}