Pith Number

pith:ISBAFCC3

pith:2021:ISBAFCC3VIGOGL7WVNGUHPN3W6

not attested not anchored not stored refs pending

The Be Star 66 Ophiuchi: 60 Years of Disk Evolution

Alex C. Carciofi, Amanda C. Rubio, Bruno C. Mota, Carol E. Jones, Daniel W. Hatfield, Keegan C. Marr, Leandro R. R\'imulo, Mohammad R. Ghoreyshi

arxiv:2103.06948 v2 · 2021-03-11 · 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{ISBAFCC3VIGOGL7WVNGUHPN3W6}

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	2026-07-05T02:39:16.318611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

448202885baa0ce32ff6ab4d43bdbbb787f82cd95af5ca3d2a0bd6be4c86f8d2

Aliases

arxiv: 2103.06948 · arxiv_version: 2103.06948v2 · doi: 10.48550/arxiv.2103.06948 · pith_short_12: ISBAFCC3VIGO · pith_short_16: ISBAFCC3VIGOGL7W · pith_short_8: ISBAFCC3

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/ISBAFCC3VIGOGL7WVNGUHPN3W6 \
  | 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: 448202885baa0ce32ff6ab4d43bdbbb787f82cd95af5ca3d2a0bd6be4c86f8d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0782d5b48cc3232b2efa50b54d4b080faf40e64d620d8d0f94f35e534c7a9793",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-11T20:52:19Z",
    "title_canon_sha256": "91513d6567715107a80fa1459dedfb0aca054989d85f8a72e4352744ec3e1b32"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.06948",
    "kind": "arxiv",
    "version": 2
  }
}