Pith Number

pith:PFWVV24B

pith:2025:PFWVV24BN2J5LW4I3P435C6QN3

not attested not anchored not stored refs pending

Resolution and Robustness Bounds for Reconstructive Spectrometers

Changyan Zhu, Hsuan Lo, Jianbo Yu, Qijie Wang, Y. D. Chong

arxiv:2512.20415 v4 · 2025-12-23 · physics.optics · 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{PFWVV24BN2J5LW4I3P435C6QN3}

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	2026-07-28T01:23:28.152356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

796d5aeb816e93d5db88dbf9be8bd06edd154d7051ac09a546022929ccaeb1d2

Aliases

arxiv: 2512.20415 · arxiv_version: 2512.20415v4 · doi: 10.48550/arxiv.2512.20415 · pith_short_12: PFWVV24BN2J5 · pith_short_16: PFWVV24BN2J5LW4I · pith_short_8: PFWVV24B

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/PFWVV24BN2J5LW4I3P435C6QN3 \
  | 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: 796d5aeb816e93d5db88dbf9be8bd06edd154d7051ac09a546022929ccaeb1d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5b552f6ad6a4abe8c9fc2eaccea722d6de9accfb3603b8567797e389e8fc93b",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-12-23T14:58:39Z",
    "title_canon_sha256": "f67617000215568e60db1c81478e8544b3250f342b81b0fb96ad7d971d20b012"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2512.20415",
    "kind": "arxiv",
    "version": 4
  }
}