Pith Number

pith:W6QV53YL

pith:2026:W6QV53YLQBSJYYGRGCBE2INHMJ

not attested not anchored not stored refs pending

Present but Not Remembered: Auditing How Frozen VLAs Encode, Deploy, and Steer Visual History

Chih-Ting Liao, Xin Cao

arxiv:2607.03372 v1 · 2026-07-03 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W6QV53YLQBSJYYGRGCBE2INHMJ}

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	2026-07-07T02:17:40.060132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7a15eef0b80649c60d130824d21a7624de92e1a48fde0393369290f70792e8d

Aliases

arxiv: 2607.03372 · arxiv_version: 2607.03372v1 · doi: 10.48550/arxiv.2607.03372 · pith_short_12: W6QV53YLQBSJ · pith_short_16: W6QV53YLQBSJYYGR · pith_short_8: W6QV53YL

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/W6QV53YLQBSJYYGRGCBE2INHMJ \
  | 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: b7a15eef0b80649c60d130824d21a7624de92e1a48fde0393369290f70792e8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9edc74e57a15f0562db7e27ee8e32d287d77be2e9059f57da63b09ab11f4cee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-03T14:27:00Z",
    "title_canon_sha256": "61780301326fd6486f0b49aa5064b3531aa7945a0fd7cffb2d8aa14856ab4d7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03372",
    "kind": "arxiv",
    "version": 1
  }
}