Pith Number

pith:BYIMJZ5Q

pith:2012:BYIMJZ5QVYULXVR557ECGXW6LO

not attested not anchored not stored refs pending

Cool dwarfs in wide multiple systems: Paper 2: A distant M8.5V companion to HD 212168 AB

D. Montes, J. A. Caballero

arxiv:1203.4272 v1 · 2012-03-19 · 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{BYIMJZ5QVYULXVR557ECGXW6LO}

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	2026-05-18T03:59:39.509698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e10c4e7b0ae28bbd63defc8235ede5bb02b80d576cec8bcf6096b402f381adc

Aliases

arxiv: 1203.4272 · arxiv_version: 1203.4272v1 · doi: 10.48550/arxiv.1203.4272 · pith_short_12: BYIMJZ5QVYUL · pith_short_16: BYIMJZ5QVYULXVR5 · pith_short_8: BYIMJZ5Q

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/BYIMJZ5QVYULXVR557ECGXW6LO \
  | 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: 0e10c4e7b0ae28bbd63defc8235ede5bb02b80d576cec8bcf6096b402f381adc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d34bd7c939c9b48c70f965b1a9a3e92be9242eec1e0c96c3ba487f010defa6f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-03-19T21:38:57Z",
    "title_canon_sha256": "5a7f11a8b66ebe714e2ce5b191e430c243d9903859073ec08095453258c7824b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4272",
    "kind": "arxiv",
    "version": 1
  }
}