Pith Number

pith:EWCXGRVY

pith:2026:EWCXGRVYNIOYNXUQJPYJFOVSN6

not attested not anchored not stored refs pending

The unique capabilities of HST for stellar physics Probing Atmospheric Structure, Chromospheres, and Mass Loss of Evolved Stars

Andrea K. Dupree, Atefeh Javadi, Donald Luttermoser, Graham Harper, Jacco Th. van Loon, Joachim Wiegert, Maryam Saberi, Pierre Kervella, Roberta Humphreys, Susanne H\"ofner, Sven Wedemeyer, Theo Khouri, Wouter Vlemmings

arxiv:2605.22956 v1 · 2026-05-21 · 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{EWCXGRVYNIOYNXUQJPYJFOVSN6}

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	2026-05-25T02:01:32.122507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25857346b86a1d86de904bf092bab26fb45769810d545445fdd8e651ca95a8df

Aliases

arxiv: 2605.22956 · arxiv_version: 2605.22956v1 · doi: 10.48550/arxiv.2605.22956 · pith_short_12: EWCXGRVYNIOY · pith_short_16: EWCXGRVYNIOYNXUQ · pith_short_8: EWCXGRVY

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/EWCXGRVYNIOYNXUQJPYJFOVSN6 \
  | 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: 25857346b86a1d86de904bf092bab26fb45769810d545445fdd8e651ca95a8df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cdf58fa5ac33155f79a07694ddd9d1a97d52f2bc6a71edaea5683020fa78ca8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-05-21T18:43:35Z",
    "title_canon_sha256": "a7f137b4ac3b4389bf6460b93e9ce15d0f33b12289f0d37c07182e3c4ead096d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22956",
    "kind": "arxiv",
    "version": 1
  }
}