Pith Number

pith:3N3UPB47

pith:2013:3N3UPB476CSDZ2FFJRFYMI36YI

not attested not anchored not stored refs pending

"Superluminal" FITS File Processing on Multiprocessors: Zero Time Endian Conversion Technique

Satoshi Eguchi

arxiv:1304.5302 v1 · 2013-04-19 · astro-ph.IM · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3N3UPB476CSDZ2FFJRFYMI36YI}

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	2026-05-18T01:50:30.855015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db7747879ff0a43ce8a54c4b86237ec21d48992149478241e3142100fc34a80d

Aliases

arxiv: 1304.5302 · arxiv_version: 1304.5302v1 · doi: 10.48550/arxiv.1304.5302 · pith_short_12: 3N3UPB476CSD · pith_short_16: 3N3UPB476CSDZ2FF · pith_short_8: 3N3UPB47

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/3N3UPB476CSDZ2FFJRFYMI36YI \
  | 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: db7747879ff0a43ce8a54c4b86237ec21d48992149478241e3142100fc34a80d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf3316c32d27d3fd99999131bfcf11340d1fae4e10e7533d30c73bfad471d42b",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-19T03:29:36Z",
    "title_canon_sha256": "2792bd87699a24dcfbb074d3ab61d7d59c96a3dcdd3541cffd8a1bed88673a92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5302",
    "kind": "arxiv",
    "version": 1
  }
}