Pith Number

pith:FORYXKHP

pith:2015:FORYXKHPBXXSDGIXJGURDR7VZO

not attested not anchored not stored refs pending

Pseudorandomness for Read-Once, Constant-Depth Circuits

Salil Vadhan, Sitan Chen, Thomas Steinke

arxiv:1504.04675 v2 · 2015-04-18 · 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{FORYXKHPBXXSDGIXJGURDR7VZO}

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	2026-05-18T01:32:43.514889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ba38ba8ef0def21991749a911c7f5cb8080e13dbc70194230b99e9ec18431d1

Aliases

arxiv: 1504.04675 · arxiv_version: 1504.04675v2 · doi: 10.48550/arxiv.1504.04675 · pith_short_12: FORYXKHPBXXS · pith_short_16: FORYXKHPBXXSDGIX · pith_short_8: FORYXKHP

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/FORYXKHPBXXSDGIXJGURDR7VZO \
  | 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: 2ba38ba8ef0def21991749a911c7f5cb8080e13dbc70194230b99e9ec18431d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb043bfc9573e1a1c27e1b65edd85d7c2b980b0328410ba0062314423d971b39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-04-18T02:46:29Z",
    "title_canon_sha256": "e6dd84e64de56dff25a27474634dd03a94a55abf7448ab2d7dc9203b6de8dc14"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04675",
    "kind": "arxiv",
    "version": 2
  }
}