Pith Number

pith:TB5FH5JO

pith:2018:TB5FH5JOIP27KEJO2OIGVJUHV3

not attested not anchored not stored refs pending

What we learn from the X-ray grating spectra of Nova SMC 2016

A. Dobrotka, C.E. Woodward, D.A.H. Buckley, E. Aydi, E. Behar, E. Gatuzz, G. Sala, J.P. Osborne, J.-U. Ness, K.L. Page, M. Della Valle, M. Henze, M. Hernanz, M. Orio, N. Ospina, P. Zemko, R.E. Williams, S. Ciroi, S. Starrfield, T. Rauch

arxiv:1806.08249 v1 · 2018-06-21 · 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{TB5FH5JOIP27KEJO2OIGVJUHV3}

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	2026-05-18T00:08:06.340616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

987a53f52e43f5f5112ed3906aa687aeef53f9cfba1e45e9acf2bcf8818566c1

Aliases

arxiv: 1806.08249 · arxiv_version: 1806.08249v1 · doi: 10.48550/arxiv.1806.08249 · pith_short_12: TB5FH5JOIP27 · pith_short_16: TB5FH5JOIP27KEJO · pith_short_8: TB5FH5JO

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/TB5FH5JOIP27KEJO2OIGVJUHV3 \
  | 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: 987a53f52e43f5f5112ed3906aa687aeef53f9cfba1e45e9acf2bcf8818566c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc7e120c3d13a3556ac2117a9581eca439f650a4ad832ee11d2fa642e41584c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-06-21T13:55:17Z",
    "title_canon_sha256": "6a44d54456949b3b54246a53c9b98a58d54903b6f8d434e83f6b1ccc5c9fd1a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08249",
    "kind": "arxiv",
    "version": 1
  }
}