Pith Number

pith:G6JIYCCH

pith:2012:G6JIYCCHQCXEMI43D5T4ST5ZOH

not attested not anchored not stored refs pending

The historical light curve of the symbiotic star AG Draconis: intense, magnetically induced cyclic activity

Elia M. Leibowitz, Liliana Formiggini

arxiv:1202.6161 v1 · 2012-02-28 · 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{G6JIYCCHQCXEMI43D5T4ST5ZOH}

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	2026-05-18T01:58:18.881058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37928c084780ae46239b1f67c94fb971c60dae6f2b0affe6d414bb7b1b32e382

Aliases

arxiv: 1202.6161 · arxiv_version: 1202.6161v1 · doi: 10.48550/arxiv.1202.6161 · pith_short_12: G6JIYCCHQCXE · pith_short_16: G6JIYCCHQCXEMI43 · pith_short_8: G6JIYCCH

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/G6JIYCCHQCXEMI43D5T4ST5ZOH \
  | 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: 37928c084780ae46239b1f67c94fb971c60dae6f2b0affe6d414bb7b1b32e382

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47fe63ef9bfe9a93f00a4f2192b658f3487d62dac11ed9b9369fa07afb9848ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-28T10:12:04Z",
    "title_canon_sha256": "36e2d04a140f083c3c9b7a373c3ca6b9a3be293cbad520e2356734ad037e8e64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.6161",
    "kind": "arxiv",
    "version": 1
  }
}