Pith Number

pith:OWCU7RHX

pith:2017:OWCU7RHXB5XNKXHKA763BSI4SN

not attested not anchored not stored refs pending

Detecting Censor Detection

David Fifield, Lynn Tsai, Qi Zhong

arxiv:1709.08718 v1 · 2017-09-25 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWCU7RHXB5XNKXHKA763BSI4SN}

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	2026-05-18T00:34:22.032986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75854fc4f70f6ed55cea07fdb0c91c9344bcc9fa6c0765fb5a9abfb3ddcb1de8

Aliases

arxiv: 1709.08718 · arxiv_version: 1709.08718v1 · doi: 10.48550/arxiv.1709.08718 · pith_short_12: OWCU7RHXB5XN · pith_short_16: OWCU7RHXB5XNKXHK · pith_short_8: OWCU7RHX

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/OWCU7RHXB5XNKXHKA763BSI4SN \
  | 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: 75854fc4f70f6ed55cea07fdb0c91c9344bcc9fa6c0765fb5a9abfb3ddcb1de8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95fab20340ba53aeb29430ab8aca1b44e28c9cbcfdbe4414e39b4d4551bae0a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-09-25T20:39:05Z",
    "title_canon_sha256": "88c4746e48a8fd820e4d04b22f20eb9c6f91efb006fb314036a0a1ff00e53816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08718",
    "kind": "arxiv",
    "version": 1
  }
}