Pith Number

pith:IHUYRDTF

pith:2015:IHUYRDTFIFYEZVJFFFSPGDWOFZ

not attested not anchored not stored refs pending

A Near-Infrared Spectroscopic Survey of 886 Nearby M Dwarfs

Chad F. Bender, Rohit Deshpande, Ryan C. Terrien, Suvrath Mahadevan

arxiv:1509.01565 v1 · 2015-09-04 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHUYRDTFIFYEZVJFFFSPGDWOFZ}

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	2026-05-18T01:31:30.910632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e9888e6541704cd5252964f30ece2e41a564bcbaba3a3e9b460c604be5fb47

Aliases

arxiv: 1509.01565 · arxiv_version: 1509.01565v1 · doi: 10.48550/arxiv.1509.01565 · pith_short_12: IHUYRDTFIFYE · pith_short_16: IHUYRDTFIFYEZVJF · pith_short_8: IHUYRDTF

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/IHUYRDTFIFYEZVJFFFSPGDWOFZ \
  | 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: 41e9888e6541704cd5252964f30ece2e41a564bcbaba3a3e9b460c604be5fb47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87cd56bfd7e775c7a3dbc10ddb21a41a06992f0e75c2ba3d391a895dd968e069",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-04T19:12:54Z",
    "title_canon_sha256": "b70a4bd283af86e3fa9d26bbf212e1c8da46fbd47aa5fab6af7f7ffa967e80c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.01565",
    "kind": "arxiv",
    "version": 1
  }
}