Pith Number

pith:PDJYOIKF

pith:2016:PDJYOIKFWARWMJHGGNT3UNGUEE

not attested not anchored not stored refs pending

Targeted Pseudorandom Generators, Simulation Advice Generators, and Derandomizing Logspace

Chris Umans, William M. Hoza

arxiv:1610.01199 v4 · 2016-10-04 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PDJYOIKFWARWMJHGGNT3UNGUEE}

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	2026-05-18T00:46:49.018393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78d3872145b0236624e63367ba34d42125633e737c8d7067f40cd753bad98ad5

Aliases

arxiv: 1610.01199 · arxiv_version: 1610.01199v4 · doi: 10.48550/arxiv.1610.01199 · pith_short_12: PDJYOIKFWARW · pith_short_16: PDJYOIKFWARWMJHG · pith_short_8: PDJYOIKF

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/PDJYOIKFWARWMJHGGNT3UNGUEE \
  | 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: 78d3872145b0236624e63367ba34d42125633e737c8d7067f40cd753bad98ad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7c88a1999d09fe7941ad14c4983be692c8dfdd25330c6e1b942f01b3c82edb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2016-10-04T20:56:10Z",
    "title_canon_sha256": "c2a1cfc69ab709805dd921c4cb2cf8bb89ea1a05c990e44643f7511d4461baaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01199",
    "kind": "arxiv",
    "version": 4
  }
}