Pith Number

pith:DT3GRHMA

pith:2026:DT3GRHMA4YG5LY5YBX5CPVC3KC

not attested not anchored not stored refs pending

JWST NIRSpec Spectral Standards for M, L, and T Dwarfs and Subdwarfs

Adam Burgasser, Emma Softich, Evan Pritchard, Julia Haynes, Marylin Loritsch, Sara Morrissey

arxiv:2606.23928 v1 · 2026-06-22 · astro-ph.SR · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DT3GRHMA4YG5LY5YBX5CPVC3KC}

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	2026-06-24T00:14:30.432141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cf6689d80e60dd5e3b80dfa27d45b50a4dcd2b9cc48d8ef47d7ea19258d0111

Aliases

arxiv: 2606.23928 · arxiv_version: 2606.23928v1 · doi: 10.48550/arxiv.2606.23928 · pith_short_12: DT3GRHMA4YG5 · pith_short_16: DT3GRHMA4YG5LY5Y · pith_short_8: DT3GRHMA

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/DT3GRHMA4YG5LY5YBX5CPVC3KC \
  | 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: 1cf6689d80e60dd5e3b80dfa27d45b50a4dcd2b9cc48d8ef47d7ea19258d0111

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "038f18b801e99bef2efc399b6f9597a81f25717ccf615a9c712b86b215e0529d",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-06-22T20:46:59Z",
    "title_canon_sha256": "fd2ace435e50346893fb490c1bedf2dea843e98f84893fff5cacce6d8d68a6b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23928",
    "kind": "arxiv",
    "version": 1
  }
}