Pith Number

pith:UG3XURQT

pith:2017:UG3XURQT655W3M2RIORZ2GZB5R

not attested not anchored not stored refs pending

Far Ultraviolet Spectroscopy of Old Novae II: RR Pic, V533 Her and DI Lac

Edward Sion, Liam Jones, Patrick Godon

arxiv:1701.05218 v1 · 2017-01-18 · 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{UG3XURQT655W3M2RIORZ2GZB5R}

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	2026-05-18T00:50:17.103597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1b77a4613f77b6db35143a39d1b21ec44bee67864855518b2daa378df72ed4f

Aliases

arxiv: 1701.05218 · arxiv_version: 1701.05218v1 · doi: 10.48550/arxiv.1701.05218 · pith_short_12: UG3XURQT655W · pith_short_16: UG3XURQT655W3M2R · pith_short_8: UG3XURQT

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/UG3XURQT655W3M2RIORZ2GZB5R \
  | 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: a1b77a4613f77b6db35143a39d1b21ec44bee67864855518b2daa378df72ed4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8de305a865d8835795d5a8012521ade0e7f79b9a9d4b516ed5fc5088a1f0401",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-18T19:55:38Z",
    "title_canon_sha256": "6077f8ac33938e2ee33ab543b69841930456543c9a79c0a50a7269b36add303b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05218",
    "kind": "arxiv",
    "version": 1
  }
}