Pith Number

pith:MM5FFRF6

pith:2003:MM5FFRF664WIXHHSR5MSHV2UKJ

not attested not anchored not stored refs pending

Unusual State in V Sagittae

T. Kato (Kyoto U)

arxiv:astro-ph/0310591 v1 · 2003-10-21 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MM5FFRF664WIXHHSR5MSHV2UKJ}

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	2026-05-18T01:40:37.996150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

633a52c4bef72c8b9cf28f5923d7545263cfcd23e3da862313d5e9aeacc8d0ff

Aliases

arxiv: astro-ph/0310591 · arxiv_version: astro-ph/0310591v1 · doi: 10.48550/arxiv.astro-ph/0310591 · pith_short_12: MM5FFRF664WI · pith_short_16: MM5FFRF664WIXHHS · pith_short_8: MM5FFRF6

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/MM5FFRF664WIXHHSR5MSHV2UKJ \
  | 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: 633a52c4bef72c8b9cf28f5923d7545263cfcd23e3da862313d5e9aeacc8d0ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "134846b081f6026010918654a27982cb11711fae483d7ae2bd1e650a832a6ffa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-21T05:41:28Z",
    "title_canon_sha256": "cc5114d59babc5a9abac308afc6ea54ffe18c297777b9bfd50b23b737782cb30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310591",
    "kind": "arxiv",
    "version": 1
  }
}