Pith Number

pith:AMKGW2FU

pith:2017:AMKGW2FUWUJGJWT6GZETH57F3L

not attested not anchored not stored refs pending

Verified Correctness and Security of mbedTLS HMAC-DRBG

Adam Petcher, Andrew W. Appel, Katherine Q. Ye, Lennart Beringer, Matthew Green, Naphat Sanguansin

arxiv:1708.08542 v1 · 2017-08-28 · 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{AMKGW2FUWUJGJWT6GZETH57F3L}

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	2026-05-18T00:36:27.461549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03146b68b4b51264da7e364933f7e5daca0ab57e9cfbbbe155c0260bc3e27af9

Aliases

arxiv: 1708.08542 · arxiv_version: 1708.08542v1 · doi: 10.48550/arxiv.1708.08542 · pith_short_12: AMKGW2FUWUJG · pith_short_16: AMKGW2FUWUJGJWT6 · pith_short_8: AMKGW2FU

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/AMKGW2FUWUJGJWT6GZETH57F3L \
  | 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: 03146b68b4b51264da7e364933f7e5daca0ab57e9cfbbbe155c0260bc3e27af9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b03f5c9556b75623032bf136baba10311c5be7eb8e333a13eb47d48f380fd66",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-08-28T21:50:55Z",
    "title_canon_sha256": "cb043fb581626e8dda93a60c5194865a1878c2f9668bb0ccf5999ff15f2e497e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08542",
    "kind": "arxiv",
    "version": 1
  }
}