Pith Number

pith:VPSA4TLX

pith:2026:VPSA4TLXJDUIEFAG27IKSNKDOY

not attested not anchored not stored refs pending

Has This Checkpoint Been Abliterated? A Two-Signal Audit and Its Failure Map

Gabriel Hurtado

arxiv:2607.01854 v1 · 2026-07-02 · cs.CR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPSA4TLXJDUIEFAG27IKSNKDOY}

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	2026-07-03T01:17:31.720564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe40e4d7748e8821406d7d0a93543761dc9c0219a52612db4c9452c17f5df46

Aliases

arxiv: 2607.01854 · arxiv_version: 2607.01854v1 · doi: 10.48550/arxiv.2607.01854 · pith_short_12: VPSA4TLXJDUI · pith_short_16: VPSA4TLXJDUIEFAG · pith_short_8: VPSA4TLX

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/VPSA4TLXJDUIEFAG27IKSNKDOY \
  | 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: abe40e4d7748e8821406d7d0a93543761dc9c0219a52612db4c9452c17f5df46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d837404ff50956bc5bb32b1392b482339d66a081706b208827d471e40b2dd36",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-07-02T08:15:25Z",
    "title_canon_sha256": "901c38b17917f997caa227392e8a34850f01dee9b5729a3d8663fbb947c97c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01854",
    "kind": "arxiv",
    "version": 1
  }
}