Pith Number

pith:AC6CC7HB

pith:2018:AC6CC7HBG5CIQG6S5IN2M35QUD

not attested not anchored not stored refs pending

Composable, Unconditionally Secure Message Authentication without any Secret Key

Dimiter Ostrev

arxiv:1804.01797 v1 · 2018-04-05 · cs.IT · cs.CR · math.IT · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC6CC7HBG5CIQG6S5IN2M35QUD}

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	2026-05-18T00:19:09.936263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bc217ce13744881bd2ea1ba66fb0a0e368c4b972222f719907f9306ff9883d

Aliases

arxiv: 1804.01797 · arxiv_version: 1804.01797v1 · doi: 10.48550/arxiv.1804.01797 · pith_short_12: AC6CC7HBG5CI · pith_short_16: AC6CC7HBG5CIQG6S · pith_short_8: AC6CC7HB

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/AC6CC7HBG5CIQG6S5IN2M35QUD \
  | 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: 00bc217ce13744881bd2ea1ba66fb0a0e368c4b972222f719907f9306ff9883d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f68d16d4822860ab5bb540f22180b310994c846e2795d9f877a8e5ccfb50e1ef",
    "cross_cats_sorted": [
      "cs.CR",
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-04-05T12:06:31Z",
    "title_canon_sha256": "826f7cef9c42caa293e00d6090563fff158a118e702340e9cefa0a910eca1414"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01797",
    "kind": "arxiv",
    "version": 1
  }
}