Pith Number

pith:XUQFRJU2

pith:2026:XUQFRJU2FT6XPFGXVE7J423MQD

not attested not anchored not stored refs pending

Stream-Driven Ignition of a Realistic Undisturbed Helium Shell on a White Dwarf

Dean M. Townsley, Ken J. Shen, Nethra Rajavel

arxiv:2607.18572 v1 · 2026-07-20 · 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{XUQFRJU2FT6XPFGXVE7J423MQD}

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	2026-07-22T00:22:54.829929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd2058a69a2cfd7794d7a93e9e6b6c80c159fc5df2981ac5ef092fcf229cf5d4

Aliases

arxiv: 2607.18572 · arxiv_version: 2607.18572v1 · doi: 10.48550/arxiv.2607.18572 · pith_short_12: XUQFRJU2FT6X · pith_short_16: XUQFRJU2FT6XPFGX · pith_short_8: XUQFRJU2

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/XUQFRJU2FT6XPFGXVE7J423MQD \
  | 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: bd2058a69a2cfd7794d7a93e9e6b6c80c159fc5df2981ac5ef092fcf229cf5d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62ffe2681a01d13feca852456059f383eac3c9461ea7204e222691214ead9694",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-20T23:08:55Z",
    "title_canon_sha256": "a7e7a0d92648c6f8741eb76287b3b31e2c2a012a35449c5aa1959379694c589f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18572",
    "kind": "arxiv",
    "version": 1
  }
}