Pith Number

pith:PRRRSWJJ

pith:2019:PRRRSWJJ2HI4CRQF2FMPJI64ZF

not attested not anchored not stored refs pending

Challenges and Directions for Authentication in Pervasive Computing

Ant\^onio A. F. Loureiro, Artur Souza, Leonardo B. Oliveira

arxiv:1907.05214 v1 · 2019-07-11 · 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{PRRRSWJJ2HI4CRQF2FMPJI64ZF}

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	2026-05-17T23:40:51.185505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c63195929d1d1c14605d158f4a3dcc9638f11c1712fb1a8d670871e62eb3048

Aliases

arxiv: 1907.05214 · arxiv_version: 1907.05214v1 · doi: 10.48550/arxiv.1907.05214 · pith_short_12: PRRRSWJJ2HI4 · pith_short_16: PRRRSWJJ2HI4CRQF · pith_short_8: PRRRSWJJ

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/PRRRSWJJ2HI4CRQF2FMPJI64ZF \
  | 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: 7c63195929d1d1c14605d158f4a3dcc9638f11c1712fb1a8d670871e62eb3048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc54a40c5644f3605d1e9e67dbfae12fa43a1b0b33eac6ca9b784c94029e802d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-07-11T14:08:03Z",
    "title_canon_sha256": "bab4a05ad1e3f666a4e4d24e6514b57df966f74470ea7ee45118d1f6e2e14c81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05214",
    "kind": "arxiv",
    "version": 1
  }
}