Pith Number

pith:4RIZMBDS

pith:2012:4RIZMBDSKSSABA2WLEAOB3EWOO

not attested not anchored not stored refs pending

The Infrared Telescope Facility (IRTF) spectral library: spectral diagnostics for cool stars

A. Pizzella, E. Dalla Bonta`, E. M. Corsini, L. Morelli, Mary Cesetti, V. D. Ivanov

arxiv:1211.5572 v1 · 2012-11-23 · astro-ph.SR · 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{4RIZMBDSKSSABA2WLEAOB3EWOO}

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	2026-05-18T02:25:05.435048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e45196047254a40083565900e0ec9673885abcb0746750d806b3e5800eefe384

Aliases

arxiv: 1211.5572 · arxiv_version: 1211.5572v1 · doi: 10.48550/arxiv.1211.5572 · pith_short_12: 4RIZMBDSKSSA · pith_short_16: 4RIZMBDSKSSABA2W · pith_short_8: 4RIZMBDS

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/4RIZMBDSKSSABA2WLEAOB3EWOO \
  | 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: e45196047254a40083565900e0ec9673885abcb0746750d806b3e5800eefe384

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59634e41e5f47a5c41d5921f0b25cc8643eb012b5bdfd7f11248181bb1266558",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-23T18:30:38Z",
    "title_canon_sha256": "b4f7d011f65a92e805ab5ccbf781def5dbed15a8c1235ddbcf82f8b5ba64b104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.5572",
    "kind": "arxiv",
    "version": 1
  }
}