Pith Number

pith:JTFERFYP

pith:2012:JTFERFYPZYF5AEII5OYZSDCC2E

not attested not anchored not stored refs pending

An Online Catalog of Cataclysmic Variable Spectra from the Far Ultraviolet Spectroscopic Explorer

A. P. Linnell, E. M. Sion, I. Hubeny, K. Levay, P. E. Barrett, P. Godon, P. Szkody, W. P. Blair

arxiv:1210.1118 v1 · 2012-10-03 · astro-ph.SR

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

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	2026-05-18T01:54:11.075055Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cca48970fce0bd01108ebb1990c42d10174ebda76a0e5fa0674c6e5597bfead

Aliases

arxiv: 1210.1118 · arxiv_version: 1210.1118v1 · doi: 10.48550/arxiv.1210.1118 · pith_short_12: JTFERFYPZYF5 · pith_short_16: JTFERFYPZYF5AEII · pith_short_8: JTFERFYP

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/JTFERFYPZYF5AEII5OYZSDCC2E \
  | 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: 4cca48970fce0bd01108ebb1990c42d10174ebda76a0e5fa0674c6e5597bfead

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "890b35239f600ee3ccb4440d78d40cf181640c9636d3377fbd98562b41dff9aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-10-03T14:17:57Z",
    "title_canon_sha256": "4730ca518aa6b738afb73eb575db52ed3b9bfc8a3cc805cca5552d88242d8394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1118",
    "kind": "arxiv",
    "version": 1
  }
}