Pith Number

pith:2KVJPMJ2

pith:2015:2KVJPMJ2O3EN726C6SGLAKB4XI

not attested not anchored not stored refs pending

Early Super Soft Source spectra in RS Oph

Jan-Uwe Ness

arxiv:1501.04791 v1 · 2015-01-20 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2KVJPMJ2O3EN726C6SGLAKB4XI}

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	2026-05-18T02:29:02.272788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2aa97b13a76c8dfebc2f48cb0283cba38329dd7bbfb12588be8287b395f2676

Aliases

arxiv: 1501.04791 · arxiv_version: 1501.04791v1 · doi: 10.48550/arxiv.1501.04791 · pith_short_12: 2KVJPMJ2O3EN · pith_short_16: 2KVJPMJ2O3EN726C · pith_short_8: 2KVJPMJ2

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/2KVJPMJ2O3EN726C6SGLAKB4XI \
  | 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: d2aa97b13a76c8dfebc2f48cb0283cba38329dd7bbfb12588be8287b395f2676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0eea58436c7e2a59e32e580cc0fa50c6f142023c69a6e5ef95db5ab915aa0b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-01-20T12:53:02Z",
    "title_canon_sha256": "30508e510e97255c0293155ac84e5a20010137c2f4f0f826260398e48fed3f38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04791",
    "kind": "arxiv",
    "version": 1
  }
}