Pith Number

pith:67UDWFEF

pith:2026:67UDWFEF25E3WCDHTDY35TKUE2

not attested not anchored not stored refs pending

Communication Security via Temporal Dependency

Ahmed Badawy, Amr Mohamed, Mohsen Abedi

arxiv:2607.24578 v1 · 2026-07-27 · math.OC · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{67UDWFEF25E3WCDHTDY35TKUE2}

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	2026-07-28T02:24:11.102792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7e83b1485d749bb086798f1becd5426bd9ccb5e8cf7e11bc945f53303f7922c

Aliases

arxiv: 2607.24578 · arxiv_version: 2607.24578v1 · doi: 10.48550/arxiv.2607.24578 · pith_short_12: 67UDWFEF25E3 · pith_short_16: 67UDWFEF25E3WCDH · pith_short_8: 67UDWFEF

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/67UDWFEF25E3WCDHTDY35TKUE2 \
  | 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: f7e83b1485d749bb086798f1becd5426bd9ccb5e8cf7e11bc945f53303f7922c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bced5ad6b0c5613af2e85224a33942a50421ba4b0a935d5e6121d59bb56dc789",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-27T15:47:26Z",
    "title_canon_sha256": "3054468aa8dc2ec251474b09746238d55089c06b153f53755f53a6870291eb93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.24578",
    "kind": "arxiv",
    "version": 1
  }
}