Pith Number

pith:ERCHQYJ7

pith:2018:ERCHQYJ725T4S3T2Y2NZD5GTKK

not attested not anchored not stored refs pending

Classifying Eyes-Free Mobile Authentication Techniques

Adam J. Aviv, Flynn Wolf, Ravi Kuber

arxiv:1805.12539 v1 · 2018-05-31 · cs.HC · 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{ERCHQYJ725T4S3T2Y2NZD5GTKK}

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	2026-05-18T00:14:29.952971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

244478613fd767c96e7ac69b91f4d352959e107a2968ab3e129b17c7ddc8ba23

Aliases

arxiv: 1805.12539 · arxiv_version: 1805.12539v1 · doi: 10.48550/arxiv.1805.12539 · pith_short_12: ERCHQYJ725T4 · pith_short_16: ERCHQYJ725T4S3T2 · pith_short_8: ERCHQYJ7

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/ERCHQYJ725T4S3T2Y2NZD5GTKK \
  | 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: 244478613fd767c96e7ac69b91f4d352959e107a2968ab3e129b17c7ddc8ba23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02f7ae20d0e56786b7295d6ab0f9eeda7eb80999f7993292088df3acb1c1f0d",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-05-31T16:20:54Z",
    "title_canon_sha256": "b60e9f1f3c83ad4043e0f80b17494c1b3cb4fea5bd0d3772074708c47ee43cd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12539",
    "kind": "arxiv",
    "version": 1
  }
}