Pith Number

pith:7JCWROEQ

pith:2016:7JCWROEQQIYK7HXFLNKDQLSE77

not attested not anchored not stored refs pending

Proxima Centauri as a Benchmark for Stellar Activity Indicators in the Near Infrared

Arpita Roy, Chad Bender, Lawrence W. Ramsey, Paul Robertson, Suvrath Mahadevan

arxiv:1608.06291 v2 · 2016-08-22 · 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{7JCWROEQQIYK7HXFLNKDQLSE77}

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	2026-05-18T00:55:42.000990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa4568b8908230af9ee55b54382e44ffd928768cb79a942d876669872f84f79b

Aliases

arxiv: 1608.06291 · arxiv_version: 1608.06291v2 · doi: 10.48550/arxiv.1608.06291 · pith_short_12: 7JCWROEQQIYK · pith_short_16: 7JCWROEQQIYK7HXF · pith_short_8: 7JCWROEQ

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/7JCWROEQQIYK7HXFLNKDQLSE77 \
  | 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: fa4568b8908230af9ee55b54382e44ffd928768cb79a942d876669872f84f79b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d2f0c359fdc258fa4b40a61274338ac1323121f69260c841ac6356affac111d",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-08-22T20:00:05Z",
    "title_canon_sha256": "d88c0d2682a54b253cb70d767e8ded9e06d1ed721fb8b8be46e6632fd8365793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06291",
    "kind": "arxiv",
    "version": 2
  }
}