Pith Number

pith:NOGJM5VR

pith:2001:NOGJM5VR6GKCCAKSTKSDP326EO

not attested not anchored not stored refs pending

Exploiting VSIPL and OpenMP for Parallel Image Processing

Jeremy Kepner (MIT Lincoln Laboratory)

arxiv:astro-ph/0104137 v1 · 2001-04-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NOGJM5VR6GKCCAKSTKSDP326EO}

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	2026-05-18T02:03:45.637079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b8c9676b1f1942101529aa437ef5e23b74aca39f319f90c0b2eaad56556edc1

Aliases

arxiv: astro-ph/0104137 · arxiv_version: astro-ph/0104137v1 · doi: 10.48550/arxiv.astro-ph/0104137 · pith_short_12: NOGJM5VR6GKC · pith_short_16: NOGJM5VR6GKCCAKS · pith_short_8: NOGJM5VR

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/NOGJM5VR6GKCCAKSTKSDP326EO \
  | 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: 6b8c9676b1f1942101529aa437ef5e23b74aca39f319f90c0b2eaad56556edc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63ba343ab1931e773e87387676485ad35674426c718e5ae434940cb8cdeeb38b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-04-08T23:05:37Z",
    "title_canon_sha256": "51da341e45abefe17afa63a66bdbd8e649d6195bc86c5314c2cc551246e804bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0104137",
    "kind": "arxiv",
    "version": 1
  }
}