Pith Number

pith:TUWMYYY3

pith:2011:TUWMYYY3RLFBVY6M5R32JVWQD3

not attested not anchored not stored refs pending

High ions towards white dwarfs: circumstellar line shifts and stellar temperature

B.Y. Welsh, M.A. Barstow, R. Lallement, S.L. Casewell

arxiv:1108.3538 v2 · 2011-08-17 · 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{TUWMYYY3RLFBVY6M5R32JVWQD3}

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	2026-05-18T02:00:52.702725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d2ccc631b8aca1ae3ccec77a4d6d01ed90a23e6ff86ceeea83ddf7b1962056b

Aliases

arxiv: 1108.3538 · arxiv_version: 1108.3538v2 · doi: 10.48550/arxiv.1108.3538 · pith_short_12: TUWMYYY3RLFB · pith_short_16: TUWMYYY3RLFBVY6M · pith_short_8: TUWMYYY3

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/TUWMYYY3RLFBVY6M5R32JVWQD3 \
  | 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: 9d2ccc631b8aca1ae3ccec77a4d6d01ed90a23e6ff86ceeea83ddf7b1962056b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a70b424b7a23190395a0560e86c9d1d1d10fd06e78bdf152723d022155246e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-08-17T18:01:16Z",
    "title_canon_sha256": "1b16b313881bb92ec565057483e707762b73b5086f182f5b037d818f311b4cab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3538",
    "kind": "arxiv",
    "version": 2
  }
}