Pith Number

pith:4LHNTXTA

pith:2015:4LHNTXTAE33DHOAVN4Z7VGYL5I

not attested not anchored not stored refs pending

Key Exchange Protocol in the Trusted Data Servers Context

Benjamin Nguyen, Philippe Pucheral, Quoc-Cuong To

arxiv:1509.03646 v1 · 2015-09-11 · 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{4LHNTXTAE33DHOAVN4Z7VGYL5I}

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	2026-05-18T01:33:14.943639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2ced9de6026f633b8156f33fa9b0bea09725cd819614ec377d433393ccde8ae

Aliases

arxiv: 1509.03646 · arxiv_version: 1509.03646v1 · doi: 10.48550/arxiv.1509.03646 · pith_short_12: 4LHNTXTAE33D · pith_short_16: 4LHNTXTAE33DHOAV · pith_short_8: 4LHNTXTA

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/4LHNTXTAE33DHOAVN4Z7VGYL5I \
  | 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: e2ced9de6026f633b8156f33fa9b0bea09725cd819614ec377d433393ccde8ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd7db0889a9dc3a7fcddac7bd742d3fd9e3cb1867eedd61888c970caf61c4b06",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-09-11T20:30:29Z",
    "title_canon_sha256": "53f99965efcb5fd34a185ffe9934ff2f25e38db491515093af324ba33d18fc5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03646",
    "kind": "arxiv",
    "version": 1
  }
}