Pith Number

pith:VYEF7PSY

pith:2016:VYEF7PSY34NAUTJNJ3DV4RLUPL

not attested not anchored not stored refs pending

Optical light curves of FUor and FUor-like objects

E. Semkov, S. Ibryamov, S. Peneva

arxiv:1612.04784 v1 · 2016-12-14 · 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{VYEF7PSY34NAUTJNJ3DV4RLUPL}

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	2026-05-18T00:42:30.209769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae085fbe58df1a0a4d2d4ec75e45747accf65f6d76b20b43fcde95206a423640

Aliases

arxiv: 1612.04784 · arxiv_version: 1612.04784v1 · doi: 10.48550/arxiv.1612.04784 · pith_short_12: VYEF7PSY34NA · pith_short_16: VYEF7PSY34NAUTJN · pith_short_8: VYEF7PSY

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/VYEF7PSY34NAUTJNJ3DV4RLUPL \
  | 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: ae085fbe58df1a0a4d2d4ec75e45747accf65f6d76b20b43fcde95206a423640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05431c312ae6f3a1d4a2826e200a113b1624fb0fd360ffc099f30ce7e5faeade",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-14T19:58:58Z",
    "title_canon_sha256": "0db69431afd26737d7cb3393fdfac28e2938379315edb9d022c7ba121226667a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04784",
    "kind": "arxiv",
    "version": 1
  }
}