Pith Number

pith:R4K2VI7Y

pith:2016:R4K2VI7YT526WZKHVDVJMYU4UP

not attested not anchored not stored refs pending

Cool Subdwarf Investigations III: Dynamical Masses of Low Metallicity Subdwarfs

Ed Nelan, Lawrence Wasserman, Otto Franz, Todd Henry, Wei-Chun Jao

arxiv:1607.01304 v1 · 2016-07-05 · 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{R4K2VI7YT526WZKHVDVJMYU4UP}

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	2026-05-18T00:59:24.509776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f15aaa3f89f75eb6547a8ea96629ca3e35348892ed804de085dd9b68437694e

Aliases

arxiv: 1607.01304 · arxiv_version: 1607.01304v1 · doi: 10.48550/arxiv.1607.01304 · pith_short_12: R4K2VI7YT526 · pith_short_16: R4K2VI7YT526WZKH · pith_short_8: R4K2VI7Y

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/R4K2VI7YT526WZKHVDVJMYU4UP \
  | 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: 8f15aaa3f89f75eb6547a8ea96629ca3e35348892ed804de085dd9b68437694e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9c4de2fea45b6cfa6ab79d5718dcfa84fbcc75812e6ca896af8a8bcb550ec52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-07-05T15:40:44Z",
    "title_canon_sha256": "6c66efc7b5dbed8a2a71145a2c2c6b855780690710a22853266e08bb1cb96093"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01304",
    "kind": "arxiv",
    "version": 1
  }
}