Pith Number

pith:DEDSW6FD

pith:2016:DEDSW6FD3QORAA2QDG7HUXYA5O

not attested not anchored not stored refs pending

Obfuscating Keystroke Time Intervals to Avoid Identification and Impersonation

Charles C. Tappert, John V. Monaco

arxiv:1609.07612 v2 · 2016-09-24 · 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{DEDSW6FD3QORAA2QDG7HUXYA5O}

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	2026-05-18T00:52:30.871512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19072b78a3dc1d10035019be7a5f00eba113304a76e89647514e0cb5d33bf1ec

Aliases

arxiv: 1609.07612 · arxiv_version: 1609.07612v2 · doi: 10.48550/arxiv.1609.07612 · pith_short_12: DEDSW6FD3QOR · pith_short_16: DEDSW6FD3QORAA2Q · pith_short_8: DEDSW6FD

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/DEDSW6FD3QORAA2QDG7HUXYA5O \
  | 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: 19072b78a3dc1d10035019be7a5f00eba113304a76e89647514e0cb5d33bf1ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5057569c161c7d060e1d09ab2a9bb30a096f1140533d1bd51734e0799b56b861",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2016-09-24T13:07:15Z",
    "title_canon_sha256": "3c6628db600de672a4cf633fd2c710899072b6925aa369c2552cd13dc156fd54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07612",
    "kind": "arxiv",
    "version": 2
  }
}