Pith Number

pith:FRB3VRPS

pith:2018:FRB3VRPSFWPHWQF57MADK3CVRP

not attested not anchored not stored refs pending

TY Pup: a low-mass-ratio and deep contact binary as a progenitor candidate of luminous red novae

B. Soonthornthum, D. E. Reichart, J. B. Haislip, J. Zhang, S. B. Qian, S Poshyachinda, T. Sarotsakulchai, V. V. Kouprianov, X. Zhou

arxiv:1807.00478 v2 · 2018-07-02 · 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{FRB3VRPSFWPHWQF57MADK3CVRP}

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	2026-05-17T23:57:31.723764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c43bac5f22d9e7b40bdfb00356c558bea0649eac89a9c785def7b72a2ea74a7

Aliases

arxiv: 1807.00478 · arxiv_version: 1807.00478v2 · doi: 10.48550/arxiv.1807.00478 · pith_short_12: FRB3VRPSFWPH · pith_short_16: FRB3VRPSFWPHWQF5 · pith_short_8: FRB3VRPS

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/FRB3VRPSFWPHWQF57MADK3CVRP \
  | 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: 2c43bac5f22d9e7b40bdfb00356c558bea0649eac89a9c785def7b72a2ea74a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f7123ef234b39123e2aef57d36897df20939cb91f389c1b25d198541bec266d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-02T06:14:50Z",
    "title_canon_sha256": "fb11cce279030c75364275c8449cd84a8f7b63534e6d8345ff2d01f99c50eb3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00478",
    "kind": "arxiv",
    "version": 2
  }
}