Pith Number

pith:ZJBGEISZ

pith:2018:ZJBGEISZW6LZ32YMHCEBJUJNON

not attested not anchored not stored refs pending

The Ultraviolet Colors of Type Ia Supernovae and their Photospheric Velocities

Britton A. Beeny, Jonathan M. Perry, Peter A. Milne, Peter J. Brown, Xiaofeng Wang

arxiv:1807.10391 v1 · 2018-07-26 · 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{ZJBGEISZW6LZ32YMHCEBJUJNON}

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	2026-05-18T00:01:28.966753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca42622259b7979deb0c388814d12d736d9211a55ea1e8a165174bd7a9b09926

Aliases

arxiv: 1807.10391 · arxiv_version: 1807.10391v1 · doi: 10.48550/arxiv.1807.10391 · pith_short_12: ZJBGEISZW6LZ · pith_short_16: ZJBGEISZW6LZ32YM · pith_short_8: ZJBGEISZ

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/ZJBGEISZW6LZ32YMHCEBJUJNON \
  | 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: ca42622259b7979deb0c388814d12d736d9211a55ea1e8a165174bd7a9b09926

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e157f8beb7bea0dd5ef99ac92f904a2cda5b9e9237f36089ee664e32c6b1bbcb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-07-26T22:41:37Z",
    "title_canon_sha256": "935046ad0b422ec675e7899d5c9eb4a199417ecdf32bff6015af36ff952d3105"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10391",
    "kind": "arxiv",
    "version": 1
  }
}