Pith Number

pith:OW7BYGU6

pith:2023:OW7BYGU66CY2ZPAM43L3RAB535

not attested not anchored not stored refs pending

Finding missing items requires strong forms of randomness

Amit Chakrabarti, Manuel Stoeckl

arxiv:2310.03634 v2 · 2023-10-05 · 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{OW7BYGU66CY2ZPAM43L3RAB535}

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	2026-07-05T08:39:28.423908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75be1c1a9ef0b1acbc0ce6d7b8803ddf4a302b7063e5925e56506f82bcd3cb1b

Aliases

arxiv: 2310.03634 · arxiv_version: 2310.03634v2 · doi: 10.48550/arxiv.2310.03634 · pith_short_12: OW7BYGU66CY2 · pith_short_16: OW7BYGU66CY2ZPAM · pith_short_8: OW7BYGU6

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/OW7BYGU66CY2ZPAM43L3RAB535 \
  | 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: 75be1c1a9ef0b1acbc0ce6d7b8803ddf4a302b7063e5925e56506f82bcd3cb1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8c78355f21b6c48e9a0ea05139aa3134d2d1b23425484860ec8610ac54f15d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2023-10-05T16:08:45Z",
    "title_canon_sha256": "9ee90623565e9b7352e58d63bdbf2ab0882405575df7bd54353678676ec6c1d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.03634",
    "kind": "arxiv",
    "version": 2
  }
}