Pith Number

pith:UDZACXQM

pith:2022:UDZACXQMTVJKEKL5FSYO67HOPY

not attested not anchored not stored refs pending

Grounding Answers for Visual Questions Asked by Visually Impaired People

Chongyan Chen, Danna Gurari, Samreen Anjum

arxiv:2202.01993 v3 · 2022-02-04 · cs.CV · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDZACXQMTVJKEKL5FSYO67HOPY}

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	2026-07-05T04:12:53.146154Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0f2015e0c9d52a2297d2cb0ef7cee7e206c268868801f28c2827e06b3d33be8

Aliases

arxiv: 2202.01993 · arxiv_version: 2202.01993v3 · doi: 10.48550/arxiv.2202.01993 · pith_short_12: UDZACXQMTVJK · pith_short_16: UDZACXQMTVJKEKL5 · pith_short_8: UDZACXQM

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/UDZACXQMTVJKEKL5FSYO67HOPY \
  | 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: a0f2015e0c9d52a2297d2cb0ef7cee7e206c268868801f28c2827e06b3d33be8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bb364e8b45ae31e6fe369ecdaa4ce5dd5db9acedaa8ee379f8d2ca53a865125",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-02-04T06:47:16Z",
    "title_canon_sha256": "90bcce09238110ed8f28d4151c029aaca96b288e832760a2379b4c2b75c3571f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01993",
    "kind": "arxiv",
    "version": 3
  }
}