Pith Number

pith:QQBFSY6N

pith:2011:QQBFSY6NAWR6PX46L2CPQRVLSU

not attested not anchored not stored refs pending

Dynamical Opacity-Sampling Models of Mira Variables. II: Time-Dependent Atmospheric Structure and Observable Properties of 4 M-Type Model Series

Michael J. Ireland, Michael Scholz, Peter R. Wood

arxiv:1107.3619 v1 · 2011-07-19 · 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{QQBFSY6NAWR6PX46L2CPQRVLSU}

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	2026-05-18T02:01:15.130466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84025963cd05a3e7df9e5e84f846ab952a77dcc0d50a2981f3f61c64ba3609c8

Aliases

arxiv: 1107.3619 · arxiv_version: 1107.3619v1 · doi: 10.48550/arxiv.1107.3619 · pith_short_12: QQBFSY6NAWR6 · pith_short_16: QQBFSY6NAWR6PX46 · pith_short_8: QQBFSY6N

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/QQBFSY6NAWR6PX46L2CPQRVLSU \
  | 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: 84025963cd05a3e7df9e5e84f846ab952a77dcc0d50a2981f3f61c64ba3609c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "680313ded8f3a33ed12567a100da25a5b1b607524601446a670083200d1426bd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-07-19T03:18:49Z",
    "title_canon_sha256": "34290e1ef8c419fa8ef317d9991553e61f0928731a7d8d02d12ffd0e752c62f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.3619",
    "kind": "arxiv",
    "version": 1
  }
}