Pith Number

pith:RUULLR4R

pith:1995:RUULLR4R2RK4B3NL7N6ZVUBGSW

not attested not anchored not stored refs pending

Status of the 0.8 Teraflops Supercomputer at Columbia

A.D. Kennedy, A. Gara, A. Kahler, C. Jung, C. Malureanu, C. Sui, D. Chen, G. Kilcup, I. Arsenin, J. Parsons, J. Sexton, N. Christ, P. Vranas, R. Edwards, R. Mawhinney, S. Hanson, Y. Luo

arxiv:hep-lat/9509075 v1 · 1995-09-21 · hep-lat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RUULLR4R2RK4B3NL7N6ZVUBGSW}

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	2026-07-04T15:58:56.339938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d28b5c791d455c0edabfb7d9ad026958cc2ef7eb847690b272258986f30ea9b

Aliases

arxiv: hep-lat/9509075 · arxiv_version: hep-lat/9509075v1 · doi: 10.48550/arxiv.hep-lat/9509075 · pith_short_12: RUULLR4R2RK4 · pith_short_16: RUULLR4R2RK4B3NL · pith_short_8: RUULLR4R

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/RUULLR4R2RK4B3NL7N6ZVUBGSW \
  | 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: 8d28b5c791d455c0edabfb7d9ad026958cc2ef7eb847690b272258986f30ea9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54137b53f3416894aff03358b01df0242e466a3f3c3f8f66d1736eac7a15082c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-lat",
    "submitted_at": "1995-09-21T19:51:00Z",
    "title_canon_sha256": "2a7f9e72ca9443dd293e83833964d00f602b97ec1ae2a55cd8d9fa959aae869c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-lat/9509075",
    "kind": "arxiv",
    "version": 1
  }
}