Pith Number

pith:3ZX4ULOZ

pith:2019:3ZX4ULOZZDLYAWWSJZKM5UL36R

not attested not anchored not stored refs pending

Elemental abundances in the remnant of the ancient eruption of CK Vulpeculae

A. Mehner, R. Tylenda, T. Kami\'nski

arxiv:1907.05998 v1 · 2019-07-13 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3ZX4ULOZZDLYAWWSJZKM5UL36R}

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	2026-07-04T23:58:52.734611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de6fca2dd9c8d7805ad24e54ced17bf46f5880d51c0be535af604e847bb64dea

Aliases

arxiv: 1907.05998 · arxiv_version: 1907.05998v1 · doi: 10.48550/arxiv.1907.05998 · pith_short_12: 3ZX4ULOZZDLY · pith_short_16: 3ZX4ULOZZDLYAWWS · pith_short_8: 3ZX4ULOZ

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/3ZX4ULOZZDLYAWWSJZKM5UL36R \
  | 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: de6fca2dd9c8d7805ad24e54ced17bf46f5880d51c0be535af604e847bb64dea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5abfa3cf3201ee51f8879a4d576b1a6eb9a140cb9659b0817182edb8a3315d99",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-13T01:55:38Z",
    "title_canon_sha256": "de3a475ad418ceb0f679fcfd0003a32932d9a4d1325edb7c4d71dbefa988d02b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05998",
    "kind": "arxiv",
    "version": 1
  }
}