Pith Number

pith:FUJQHT4U

pith:2022:FUJQHT4UCTTIWL2C5RMSI6E5YG

not attested not anchored not stored refs pending

Strong Anonymity for Mesh Messaging

Bruce Spang, Dan Boneh, Neil Perry, Saba Eskandarian

arxiv:2207.04145 v2 · 2022-07-08 · 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{FUJQHT4UCTTIWL2C5RMSI6E5YG}

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.

Cited by

1 paper in Pith

Cache to the Future: A Distributed Webpage Archive for Internet Blackouts

Receipt and verification

First computed	2026-07-05T04:50:35.433700Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d1303cf9414e68b2f42ec5924789dc1b31255fe8eac2b1bfd9cdb1ccfa3533f

Aliases

arxiv: 2207.04145 · arxiv_version: 2207.04145v2 · doi: 10.48550/arxiv.2207.04145 · pith_short_12: FUJQHT4UCTTI · pith_short_16: FUJQHT4UCTTIWL2C · pith_short_8: FUJQHT4U

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/FUJQHT4UCTTIWL2C5RMSI6E5YG \
  | 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: 2d1303cf9414e68b2f42ec5924789dc1b31255fe8eac2b1bfd9cdb1ccfa3533f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c7ba92df50a00bcfc263c04a930c3ad6ab2d3a2e8bfde2073831ad66ea0920a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2022-07-08T22:25:27Z",
    "title_canon_sha256": "7f2dfcfb8df383d40b2dc76e0ce1f498391b3d2c147d71c53174e3eed5a11374"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.04145",
    "kind": "arxiv",
    "version": 2
  }
}