Pith Number

pith:6I2UJZ33

pith:2021:6I2UJZ33TNGH67DOPU53SG5AFJ

not attested not anchored not stored refs pending

Intentional Forgetting

Carolyn Talcott, Deborah Shands

arxiv:2106.09802 v1 · 2021-06-17 · 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{6I2UJZ33TNGH67DOPU53SG5AFJ}

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

Technical Report for the Forgotten-by-Design Project: Targeted Obfuscation for Machine Learning

Receipt and verification

First computed	2026-07-05T02:50:21.058282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23544e77b9b4c7f7c6e7d3bb91ba02a551ea93f528e73775829493470f7fcf0

Aliases

arxiv: 2106.09802 · arxiv_version: 2106.09802v1 · doi: 10.48550/arxiv.2106.09802 · pith_short_12: 6I2UJZ33TNGH · pith_short_16: 6I2UJZ33TNGH67DO · pith_short_8: 6I2UJZ33

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/6I2UJZ33TNGH67DOPU53SG5AFJ \
  | 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: f23544e77b9b4c7f7c6e7d3bb91ba02a551ea93f528e73775829493470f7fcf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9669d93abd42b1397517bb679b68a16a988aeacd1f426d6d8ffcd1fa71fe978",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-06-17T20:33:56Z",
    "title_canon_sha256": "983645885086098b928bfc47f4d3d665c3f9449069bf21ff5c696337db3e7f77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.09802",
    "kind": "arxiv",
    "version": 1
  }
}