Pith Number

pith:ECOCBVXH

pith:2015:ECOCBVXHQVTAAF6QLO7J35CXT2

not attested not anchored not stored refs pending

Forming equatorial rings around dying stars

Efrat Sabach, Israel), Muhammad Akashi, Noam Soker (Technion, Ohad Yogev

arxiv:1502.05541 v2 · 2015-02-19 · 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{ECOCBVXHQVTAAF6QLO7J35CXT2}

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	2026-05-18T01:33:48.691356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

209c20d6e785660017d05bbe9df4579e938e6f051fa295260878721fabe86e43

Aliases

arxiv: 1502.05541 · arxiv_version: 1502.05541v2 · doi: 10.48550/arxiv.1502.05541 · pith_short_12: ECOCBVXHQVTA · pith_short_16: ECOCBVXHQVTAAF6Q · pith_short_8: ECOCBVXH

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/ECOCBVXHQVTAAF6QLO7J35CXT2 \
  | 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: 209c20d6e785660017d05bbe9df4579e938e6f051fa295260878721fabe86e43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bdd56929715281baed0482769c1846fbbdcf1a339ad04a8aa0c505ed0440d1f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-02-19T12:12:44Z",
    "title_canon_sha256": "966b83ae6fd77beb7499f9ed5cf2720c582079960150ccb78536a9fe085a70be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05541",
    "kind": "arxiv",
    "version": 2
  }
}