Pith Number

pith:F2CSZKYS

pith:2024:F2CSZKYSQMUFGUN6R4N4GX4HN7

not attested not anchored not stored refs pending

Efficient Summation of Arbitrary Masks -- ESAM

Chris Flynn, Clancy James, Keith Bannister, Vivek Gupta

arxiv:2412.10678 v1 · 2024-12-14 · astro-ph.IM · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2CSZKYSQMUFGUN6R4N4GX4HN7}

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	2026-07-05T09:49:19.575687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e852cab1283285351be8f1bc35f876ffa9913e0a2a567d6fbf33579533f3b5c

Aliases

arxiv: 2412.10678 · arxiv_version: 2412.10678v1 · doi: 10.48550/arxiv.2412.10678 · pith_short_12: F2CSZKYSQMUF · pith_short_16: F2CSZKYSQMUFGUN6 · pith_short_8: F2CSZKYS

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/F2CSZKYSQMUFGUN6R4N4GX4HN7 \
  | 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: 2e852cab1283285351be8f1bc35f876ffa9913e0a2a567d6fbf33579533f3b5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e31fb98c8c72c39c4b5fb572591c97f1d96088f3140fc04512b025762dc552b",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2024-12-14T04:42:35Z",
    "title_canon_sha256": "a6ce473fb503a2d18bcae54c9570d2164682bb39abb20cec173fbfc1ca18c3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.10678",
    "kind": "arxiv",
    "version": 1
  }
}