Pith Number

pith:HKZX43HV

pith:2024:HKZX43HVVBBWMZRJJBT5UU74XD

not attested not anchored not stored refs pending

Measurement of interstellar extinction for classical T Tauri stars using far-UV H2 line fluxes

B. Fuhrmeister, J. Campbell-White, J. Eisl\"offel, K. France, P. C. Schneider, Th. Sperling

arxiv:2411.13247 v1 · 2024-11-20 · 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{HKZX43HVVBBWMZRJJBT5UU74XD}

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	2026-07-05T09:38:07.343799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ab37e6cf5a8436666294867da53fcb8fc0e7c31c3105ea8a6aa97b2a5a88099

Aliases

arxiv: 2411.13247 · arxiv_version: 2411.13247v1 · doi: 10.48550/arxiv.2411.13247 · pith_short_12: HKZX43HVVBBW · pith_short_16: HKZX43HVVBBWMZRJ · pith_short_8: HKZX43HV

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/HKZX43HVVBBWMZRJJBT5UU74XD \
  | 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: 3ab37e6cf5a8436666294867da53fcb8fc0e7c31c3105ea8a6aa97b2a5a88099

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac3cdd45e0004606a8a8825a59864d3f4f837fd519b063683670726e9f3fe52c",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2024-11-20T12:06:54Z",
    "title_canon_sha256": "add87a72fdd6931de8e9b4452ef65bf8527552fb454e4ab482a2e59563dd85d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.13247",
    "kind": "arxiv",
    "version": 1
  }
}