Pith Number

pith:PAPFB5YP

pith:2026:PAPFB5YPS2H3J7WMYW33PCRU2D

not attested not anchored not stored refs pending

Interstellar extinction, polarization efficiency, and grain alignment in the direction towards bright-rimmed clouds and cometary globules

Saikhom Pravash

arxiv:2605.26030 v1 · 2026-05-25 · 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{PAPFB5YPS2H3J7WMYW33PCRU2D}

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	2026-05-26T02:05:24.152133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

781e50f70f968fb4feccc5b7b78a34d0d51d019d909514bb67f0e430901557c7

Aliases

arxiv: 2605.26030 · arxiv_version: 2605.26030v1 · doi: 10.48550/arxiv.2605.26030 · pith_short_12: PAPFB5YPS2H3 · pith_short_16: PAPFB5YPS2H3J7WM · pith_short_8: PAPFB5YP

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/PAPFB5YPS2H3J7WMYW33PCRU2D \
  | 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: 781e50f70f968fb4feccc5b7b78a34d0d51d019d909514bb67f0e430901557c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99afa05b7e508524ba9820f2ed48ddf243e170d499e4df7f0b68668e0c4bcb90",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-05-25T16:57:34Z",
    "title_canon_sha256": "c6f351f92e6ce80cf53c1da332ebd71614169cba6489089634c0cbd9c8ab4a3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26030",
    "kind": "arxiv",
    "version": 1
  }
}