Pith Number

pith:VCV37N6O

pith:2014:VCV37N6OFN5FBUM4HOCYCNPNDE

not attested not anchored not stored refs pending

A high resolution spectroscopic atlas of M subdwarfs - Effective temperature and metallicity

A. Bayo, A. S. Rajpurohit, C. Reyle, D. Homeier, F. Allard, M. Schultheis, R.-D. Scholz

arxiv:1401.2901 v2 · 2014-01-13 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VCV37N6OFN5FBUM4HOCYCNPNDE}

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	2026-05-18T01:45:26.121387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8abbfb7ce2b7a50d19c3b858135ed192ffd4d5ef7cb346ee7b494958d94e67b

Aliases

arxiv: 1401.2901 · arxiv_version: 1401.2901v2 · doi: 10.48550/arxiv.1401.2901 · pith_short_12: VCV37N6OFN5F · pith_short_16: VCV37N6OFN5FBUM4 · pith_short_8: VCV37N6O

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/VCV37N6OFN5FBUM4HOCYCNPNDE \
  | 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: a8abbfb7ce2b7a50d19c3b858135ed192ffd4d5ef7cb346ee7b494958d94e67b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "517e51ab50972e9c8cc4d994dfb8825ba90b1588f45f5cc948a722c822a9b31b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-13T16:24:02Z",
    "title_canon_sha256": "0949b4bc2f256fa172d571b5b69f0597a899cbdef55789e52661e9f33d45e39c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2901",
    "kind": "arxiv",
    "version": 2
  }
}