Pith Number

pith:ZL2NBE7C

pith:2007:ZL2NBE7CNDCF57TYHBVWVANMMH

not attested not anchored not stored refs pending

Moderate Resolution Spitzer Infrared Spectrograph (IRS) Observations of M, L, and T Dwarfs

A. K. Mainzer, D. Saumon, G. C. Sloan, J. Davy Kirkpatrick, John C. Wilson, Mark S. Marley, Michael C. Cushing, S. K. Leggett, Thomas L. Roellig

arxiv:astro-ph/0701398 v1 · 2007-01-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZL2NBE7CNDCF57TYHBVWVANMMH}

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	2026-05-18T04:29:07.299483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caf4d093e268c45efe78386b6a81ac61dabeff1066202165cfcb27ccd22960df

Aliases

arxiv: astro-ph/0701398 · arxiv_version: astro-ph/0701398v1 · doi: 10.48550/arxiv.astro-ph/0701398 · pith_short_12: ZL2NBE7CNDCF · pith_short_16: ZL2NBE7CNDCF57TY · pith_short_8: ZL2NBE7C

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/ZL2NBE7CNDCF57TYHBVWVANMMH \
  | 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: caf4d093e268c45efe78386b6a81ac61dabeff1066202165cfcb27ccd22960df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42a8bb0b11dec7fa1387968f57387caada52e5634205587c7dcba05e35462962",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-13T02:00:12Z",
    "title_canon_sha256": "d716010d05a8da55d83a1b7947e78ae988dc6ef119506dd99bab7d2a11a73e64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701398",
    "kind": "arxiv",
    "version": 1
  }
}