Pith Number

pith:NMPEY6ZI

pith:2014:NMPEY6ZIIEVA73EBUWBFCVBKDZ

not attested not anchored not stored refs pending

Hubble Space Telescope Far Ultraviolet Spectroscopy of the Recurrent Nova T Pyxidis

C.E. Woodward, E.M. Sion, K.L. Page, M. Livio, P. Godon, P. Kuin, R.E. Williams, S. Starrfield

arxiv:1402.0128 v1 · 2014-02-01 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMPEY6ZIIEVA73EBUWBFCVBKDZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:44:53.684628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b1e4c7b28412a0fec81a58251542a1e6f41edb368ece6ad40b034bbb5ff8eb5

Aliases

arxiv: 1402.0128 · arxiv_version: 1402.0128v1 · doi: 10.48550/arxiv.1402.0128 · pith_short_12: NMPEY6ZIIEVA · pith_short_16: NMPEY6ZIIEVA73EB · pith_short_8: NMPEY6ZI

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/NMPEY6ZIIEVA73EBUWBFCVBKDZ \
  | 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: 6b1e4c7b28412a0fec81a58251542a1e6f41edb368ece6ad40b034bbb5ff8eb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ecee949eeddc52343399ed4267ab98731c1acafa974770c6ac44e40bd4d3651",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-02-01T22:03:14Z",
    "title_canon_sha256": "9d218e82387e9151f2e3d80637422e7c0bf6f0ec47bb1a501838cc1e0490f3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0128",
    "kind": "arxiv",
    "version": 1
  }
}