Pith Number

pith:3V3MQWDR

pith:2022:3V3MQWDRAIKHL72R5HHKISJS3U

not attested not anchored not stored refs pending

A WISE view on extreme AGB stars

Martin Groenewegen

arxiv:2203.09875 v1 · 2022-03-18 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3V3MQWDRAIKHL72R5HHKISJS3U}

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	2026-07-05T04:09:52.166543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd76c85871021475ff51e9cea44932dd0a1d0bf795f81b5d50bef1bea83d1499

Aliases

arxiv: 2203.09875 · arxiv_version: 2203.09875v1 · doi: 10.48550/arxiv.2203.09875 · pith_short_12: 3V3MQWDRAIKH · pith_short_16: 3V3MQWDRAIKHL72R · pith_short_8: 3V3MQWDR

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/3V3MQWDRAIKHL72R5HHKISJS3U \
  | 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: dd76c85871021475ff51e9cea44932dd0a1d0bf795f81b5d50bef1bea83d1499

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e39ee803bc0ea828b9b25ee6dc2192f93e5aafa39d398aebbe0d9c9796b3f28",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-03-18T11:30:00Z",
    "title_canon_sha256": "079925af0e846b89a1b2e86c35dbc45f261b936bd14b06d3d3a3848bead13ff1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.09875",
    "kind": "arxiv",
    "version": 1
  }
}