Pith Number

pith:ZU7APJLZ

pith:2007:ZU7APJLZXWCG6TG5CX46V6COIH

not attested not anchored not stored refs pending

A Dynamic ID-based Remote User Authentication Scheme

Ashutosh Saxena, Manik Lal Das, Ved P. Gulati

arxiv:0712.2235 v1 · 2007-12-13 · 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{ZU7APJLZXWCG6TG5CX46V6COIH}

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	2026-05-18T00:57:58.744726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd3e07a579bd846f4cdd15f9eaf84e41d7d6bf8306f9a05859063e894b621183

Aliases

arxiv: 0712.2235 · arxiv_version: 0712.2235v1 · doi: 10.48550/arxiv.0712.2235 · pith_short_12: ZU7APJLZXWCG · pith_short_16: ZU7APJLZXWCG6TG5 · pith_short_8: ZU7APJLZ

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/ZU7APJLZXWCG6TG5CX46V6COIH \
  | 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: cd3e07a579bd846f4cdd15f9eaf84e41d7d6bf8306f9a05859063e894b621183

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fa570ccaad19b1052c5e4fc6803c439c978ac17d28bd8af269d27d211487e0b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cs.CR",
    "submitted_at": "2007-12-13T21:18:46Z",
    "title_canon_sha256": "f72cbf9fff959c3030d1eb0539c7c1a78c8e3ad1ba7a1c11dcec22eda34904c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2235",
    "kind": "arxiv",
    "version": 1
  }
}