Pith Number

pith:KQJWBCY3

pith:2017:KQJWBCY32VYTFEH2DWFKBUYMMX

not attested not anchored not stored refs pending

Robert Sheckley\s Answerer for two orthogonal projections

Albrecht Boettcher, Ilya Spitkovsky

arxiv:1711.11024 v1 · 2017-11-29 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQJWBCY32VYTFEH2DWFKBUYMMX}

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	2026-05-18T00:29:16.194620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5413608b1bd5713290fa1d8aa0d30c65fdeb71e7f7dd7e6f6b06e26985e88162

Aliases

arxiv: 1711.11024 · arxiv_version: 1711.11024v1 · doi: 10.48550/arxiv.1711.11024 · pith_short_12: KQJWBCY32VYT · pith_short_16: KQJWBCY32VYTFEH2 · pith_short_8: KQJWBCY3

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/KQJWBCY32VYTFEH2DWFKBUYMMX \
  | 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: 5413608b1bd5713290fa1d8aa0d30c65fdeb71e7f7dd7e6f6b06e26985e88162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "977621fcdb584a51b571c5f12070095dc39f78b80b4756afc98a0ebd674bc7c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-11-29T18:52:03Z",
    "title_canon_sha256": "198c833fa76374867678267bd4683d0cd4a89ed9b04a8a888e46d2860841c24f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.11024",
    "kind": "arxiv",
    "version": 1
  }
}