Pith Number

pith:RYUVLKOJ

pith:2017:RYUVLKOJSVTZBR2NOIZ7VR3T7N

not attested not anchored not stored refs pending

Supernova Ejecta in Ocean Cores Used as Time Constraints for Nearby Stellar Groups

Mark J. Pecaut, Megan Hyde

arxiv:1712.05466 v1 · 2017-12-14 · 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{RYUVLKOJSVTZBR2NOIZ7VR3T7N}

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	2026-05-18T00:27:56.364107Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e2955a9c9956790c74d7233fac773fb7c60bf29c5d2953716c99427ef238434

Aliases

arxiv: 1712.05466 · arxiv_version: 1712.05466v1 · doi: 10.48550/arxiv.1712.05466 · pith_short_12: RYUVLKOJSVTZ · pith_short_16: RYUVLKOJSVTZBR2N · pith_short_8: RYUVLKOJ

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/RYUVLKOJSVTZBR2NOIZ7VR3T7N \
  | 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: 8e2955a9c9956790c74d7233fac773fb7c60bf29c5d2953716c99427ef238434

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49e3f54ef487d340095a553376f14da8fb7140cf51dfc36514c7e2ffa7088bb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-12-14T21:59:33Z",
    "title_canon_sha256": "492e1009196fab2b7978427790179d8c8a63c6475e3c5dc957fc111fb532089a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05466",
    "kind": "arxiv",
    "version": 1
  }
}