Pith Number

pith:3H6URVYD

pith:2019:3H6URVYD3QA7M2ESU5FJYEEIQX

not attested not anchored not stored refs pending

TopoAct: Visually Exploring the Shape of Activations in Deep Learning

Archit Rathore, Bei Wang, Nithin Chalapathi, Sourabh Palande

arxiv:1912.06332 v4 · 2019-12-13 · cs.CG · cs.GR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3H6URVYD3QA7M2ESU5FJYEEIQX}

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	2026-07-05T02:30:56.084215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9fd48d703dc01f66892a74a9c108885c294d1550dd3a34c62e8b4ba0800f576

Aliases

arxiv: 1912.06332 · arxiv_version: 1912.06332v4 · doi: 10.48550/arxiv.1912.06332 · pith_short_12: 3H6URVYD3QA7 · pith_short_16: 3H6URVYD3QA7M2ES · pith_short_8: 3H6URVYD

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/3H6URVYD3QA7M2ESU5FJYEEIQX \
  | 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: d9fd48d703dc01f66892a74a9c108885c294d1550dd3a34c62e8b4ba0800f576

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c3951a7d6921de939270d635ece115b1aa4cd2df5fc481aae74e8086318b5e7",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-12-13T06:15:08Z",
    "title_canon_sha256": "abaf9dbf08f2ed8e9c8d057621dc2ddea82d51a3619b826c68a98bdf1438759c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.06332",
    "kind": "arxiv",
    "version": 4
  }
}