Pith Number

pith:TOEIYPNS

pith:2016:TOEIYPNSBT4W7G34XBKNDXEUXC

not attested not anchored not stored refs pending

The Space Weather of Proxima Centauri b

Cecilia Garraffo, Jeremy J. Drake, Ofer Cohen

arxiv:1609.09076 v2 · 2016-09-28 · 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{TOEIYPNSBT4W7G34XBKNDXEUXC}

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	2026-05-18T00:55:11.595600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b888c3db20cf96f9b7cb854d1dc94b88a1549b079f0ce20a1d1a48ac4ecb534

Aliases

arxiv: 1609.09076 · arxiv_version: 1609.09076v2 · doi: 10.48550/arxiv.1609.09076 · pith_short_12: TOEIYPNSBT4W · pith_short_16: TOEIYPNSBT4W7G34 · pith_short_8: TOEIYPNS

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/TOEIYPNSBT4W7G34XBKNDXEUXC \
  | 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: 9b888c3db20cf96f9b7cb854d1dc94b88a1549b079f0ce20a1d1a48ac4ecb534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a3ca8d72f0ba75d2e8e42cdd17021569b6e23405552d576a90dcfa785152e2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-09-28T20:00:02Z",
    "title_canon_sha256": "f501883aa203879a12a34865b9d7b4b230537adc1cab21edbe58c9951af836c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09076",
    "kind": "arxiv",
    "version": 2
  }
}