Pith Number

pith:4GZW23K5

pith:2010:4GZW23K5GLJWIK5DSWAYI3SGLN

not attested not anchored not stored refs pending

A long-term photometric study of the FU Orionis star V 733 Cep

E. H. Semkov, K. Birkle, S. P. Peneva, U. Munari

arxiv:1003.3744 v1 · 2010-03-19 · 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{4GZW23K5GLJWIK5DSWAYI3SGLN}

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	2026-05-18T02:08:25.503200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1b36d6d5d32d3642ba39581846e465b79c2b60a6ee9db04a3ca264ca1714a2e

Aliases

arxiv: 1003.3744 · arxiv_version: 1003.3744v1 · doi: 10.48550/arxiv.1003.3744 · pith_short_12: 4GZW23K5GLJW · pith_short_16: 4GZW23K5GLJWIK5D · pith_short_8: 4GZW23K5

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/4GZW23K5GLJWIK5DSWAYI3SGLN \
  | 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: e1b36d6d5d32d3642ba39581846e465b79c2b60a6ee9db04a3ca264ca1714a2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07b997984c2bd0131e78f1a19675969eec3359da0a7923cb530e3a11b37c7ba4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-19T09:02:00Z",
    "title_canon_sha256": "049fb41ac976cc2c2a03714dce88d58a5b7dcdf9c8d194f4cb2cc97cc3018dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3744",
    "kind": "arxiv",
    "version": 1
  }
}