Pith Number

pith:4NLUB5X2

pith:2018:4NLUB5X26PD4Z525WKMMJ555Y4

not attested not anchored not stored refs pending

Detection of optical flickering from the symbiotic Mira-type binary star EF Aquilae

B. Petrov, E. S\'anchez-Ayaso, G. Y. Latev, I. Bujalance-Fern\'andez, J. Mart\'i, K. A. Stoyanov, K. Mukai, R. K. Zamanov, S. Boeva, V. V. Dimitrov, Y. M. Nikolov

arxiv:1811.03317 v1 · 2018-11-08 · 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{4NLUB5X26PD4Z525WKMMJ555Y4}

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	2026-05-18T00:01:17.002628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e35740f6faf3c7ccf75db298c4f7bdc706a64bbe8f73debae4aaf2bf0e6013b9

Aliases

arxiv: 1811.03317 · arxiv_version: 1811.03317v1 · doi: 10.48550/arxiv.1811.03317 · pith_short_12: 4NLUB5X26PD4 · pith_short_16: 4NLUB5X26PD4Z525 · pith_short_8: 4NLUB5X2

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/4NLUB5X26PD4Z525WKMMJ555Y4 \
  | 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: e35740f6faf3c7ccf75db298c4f7bdc706a64bbe8f73debae4aaf2bf0e6013b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8aea5dca2588a6f04f2f3c01a2af53fa068f13280b02477e47e19a866c84a4a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-08T08:55:04Z",
    "title_canon_sha256": "6195f87258fb4f590811ed83dbf6683142308b6f8563f12f09c2bf1a23702d3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03317",
    "kind": "arxiv",
    "version": 1
  }
}