Pith Number

pith:5M4UOZSB

pith:2015:5M4UOZSBIRAL4YPIGFS34QCKSE

not attested not anchored not stored refs pending

The complexity of computation in bit streams

Benjamin Sach, Markus Jalsenius, Raphael Clifford

arxiv:1504.00834 v1 · 2015-04-03 · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5M4UOZSBIRAL4YPIGFS34QCKSE}

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	2026-05-18T02:19:36.931153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb394766414440be61e83165be404a91071a7a44ef1234a7e34043090e840d2e

Aliases

arxiv: 1504.00834 · arxiv_version: 1504.00834v1 · doi: 10.48550/arxiv.1504.00834 · pith_short_12: 5M4UOZSBIRAL · pith_short_16: 5M4UOZSBIRAL4YPI · pith_short_8: 5M4UOZSB

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/5M4UOZSBIRAL4YPIGFS34QCKSE \
  | 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: eb394766414440be61e83165be404a91071a7a44ef1234a7e34043090e840d2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2cb81272879d5adff8cd885254c32e1f27951517bef5671fdd395542e74b12e",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-04-03T13:10:58Z",
    "title_canon_sha256": "f04a1486e99d4423c6730aefbf494aa3aa99d5655bf9d1264260526400ea04a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00834",
    "kind": "arxiv",
    "version": 1
  }
}