Pith Number

pith:Q6CYU7BT

pith:2010:Q6CYU7BTGWSEJZKHYKZWG3QKIE

not attested not anchored not stored refs pending

Asymptotic Giant Branch Variables in NGC 6822

Francois Nsengiyumva, John W. Menzies, Michael W. Feast, Patricia W. Whitelock

arxiv:1011.3121 v1 · 2010-11-13 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6CYU7BTGWSEJZKHYKZWG3QKIE}

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	2026-05-18T04:35:56.482519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87858a7c3335a444e547c2b3636e0a41335053d204aea92663ef71f422724ba2

Aliases

arxiv: 1011.3121 · arxiv_version: 1011.3121v1 · doi: 10.48550/arxiv.1011.3121 · pith_short_12: Q6CYU7BTGWSE · pith_short_16: Q6CYU7BTGWSEJZKH · pith_short_8: Q6CYU7BT

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/Q6CYU7BTGWSEJZKHYKZWG3QKIE \
  | 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: 87858a7c3335a444e547c2b3636e0a41335053d204aea92663ef71f422724ba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f8268f7e4fc2d8859b84a8317b3974943c869281ddd9c628dc2ef076e957e0",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-13T09:34:13Z",
    "title_canon_sha256": "9dd8d0c73911e2016885943f28201ec0cd65fc5792b714acb7feb2f45f91e6ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3121",
    "kind": "arxiv",
    "version": 1
  }
}