Pith Number

pith:ILF7BNJS

pith:2026:ILF7BNJSFSMKBUQIOLBZHV6XCB

not attested not anchored not stored refs pending

Chiaroscuro Attention: Spending Compute in the Dark

Prateek Kumar Sikdar

arxiv:2606.08327 v1 · 2026-06-06 · cs.CL · cs.AI · 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{ILF7BNJSFSMKBUQIOLBZHV6XCB}

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	2026-06-09T01:05:33.683721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42cbf0b5322c98a0d20872c393d7d7105601cd90ace551eafc766b700616633a

Aliases

arxiv: 2606.08327 · arxiv_version: 2606.08327v1 · doi: 10.48550/arxiv.2606.08327 · pith_short_12: ILF7BNJSFSMK · pith_short_16: ILF7BNJSFSMKBUQI · pith_short_8: ILF7BNJS

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/ILF7BNJSFSMKBUQIOLBZHV6XCB \
  | 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: 42cbf0b5322c98a0d20872c393d7d7105601cd90ace551eafc766b700616633a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2fa04f2205cba86eb9681723f85f07799dd19c572ee099b822ef86619010ce3",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-06T20:38:42Z",
    "title_canon_sha256": "1ae0b29624a50fecbff50214cbf1dac0ff2f8f9492955f571cb15a85e5280fb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.08327",
    "kind": "arxiv",
    "version": 1
  }
}