Pith Number

pith:YLLU5MYF

pith:2025:YLLU5MYF64PAZNEVXDUSXDJYYD

not attested not anchored not stored refs pending

Carbon-rich dust injected into the interstellar medium by Galactic WC binaries survives for hundreds of years

Andreas A. C. Sander, Andr\'e-Nicolas Chen\'e, Anthony F. J. Moffat, Benjamin J. S. Pope, Christopher M. P. Russell, Corey Kehl, Emma P. Lieb, Gerd Weigelt, Grant M. Hill, Ian R. Stevens, Jennifer L. Hoffman, Jonathan Mackey, J. R. Callingham, Kenji Hamaguchi, Matthew J. Hankins, Micaela Henson, Michael F. Corcoran, Nicole St-Louis, Noel D. Richardson, Peredur M. Williams, Peter Tuthill, Pragati Pradhan, Ryan M. Lau, Ryan M.T. White, Theodore R. Gull, Yinuo Han

arxiv:2505.11616 v2 · 2025-05-16 · 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{YLLU5MYF64PAZNEVXDUSXDJYYD}

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	2026-07-05T11:11:45.428300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2d74eb305f71e0cb495b8e92b8d38c0d80e48a8cbea3987280dd8cc16cf97ca

Aliases

arxiv: 2505.11616 · arxiv_version: 2505.11616v2 · doi: 10.48550/arxiv.2505.11616 · pith_short_12: YLLU5MYF64PA · pith_short_16: YLLU5MYF64PAZNEV · pith_short_8: YLLU5MYF

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/YLLU5MYF64PAZNEVXDUSXDJYYD \
  | 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: c2d74eb305f71e0cb495b8e92b8d38c0d80e48a8cbea3987280dd8cc16cf97ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c9e8685bd00542ca759de5ed920e2f7f7bdc40d1104121c36d9ba21af271701",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-16T18:23:15Z",
    "title_canon_sha256": "a690f5711011792bd23f92dd298a0908fbef9ffa2100c323cc59ee49bcd73ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.11616",
    "kind": "arxiv",
    "version": 2
  }
}