Pith Number

pith:U27PLVT3

pith:2013:U27PLVT345CT4O7IHS6ZWFEVLY

not attested not anchored not stored refs pending

World Space Observatory-Ultraviolet: ISSIS, the imaging instrument

Ana I G\'omez de Castro, F\'atima L\'opez-Mart\'inez, Jacinto Mu\~noz, Jos\'e Quintana, Juan Seijas, Maite G\'omez, Marcos Ubierna, N\'estor S\'anchez, Pablo Rodr\'iguez, Paola Sestito

arxiv:1302.1004 v2 · 2013-02-05 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U27PLVT345CT4O7IHS6ZWFEVLY}

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	2026-05-18T01:51:50.391878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6bef5d67be7453e3be83cbd9b14955e078ef9e73afc4960b0b989243636317c

Aliases

arxiv: 1302.1004 · arxiv_version: 1302.1004v2 · doi: 10.48550/arxiv.1302.1004 · pith_short_12: U27PLVT345CT · pith_short_16: U27PLVT345CT4O7I · pith_short_8: U27PLVT3

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/U27PLVT345CT4O7IHS6ZWFEVLY \
  | 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: a6bef5d67be7453e3be83cbd9b14955e078ef9e73afc4960b0b989243636317c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136dbf08f3ab68d88a0fb7ec27449a2a407f2c289be081cb9b534efe043f1002",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-02-05T11:58:45Z",
    "title_canon_sha256": "a319571c8ca2de930cca07f91b7e0655d6389ec59b4b6a191689dfac6f68cc0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.1004",
    "kind": "arxiv",
    "version": 2
  }
}