Pith Number

pith:QWR2BY2M

pith:2026:QWR2BY2MGRXM3KFU5LACEP6E7Y

not attested not anchored not stored refs pending

Momentum Diffusion, Decoherence and Drag Force on a Magnetic Nanoparticle

Agya Sewara Alam, Anupam Mazumdar

arxiv:2602.21518 v3 · 2026-02-25 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QWR2BY2MGRXM3KFU5LACEP6E7Y}

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	2026-07-23T01:23:34.194369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a3a0e34c346ecda8b4eac0223fc4fe0e3f14e594cc3df20b808c2ce8b14ea4

Aliases

arxiv: 2602.21518 · arxiv_version: 2602.21518v3 · doi: 10.48550/arxiv.2602.21518 · pith_short_12: QWR2BY2MGRXM · pith_short_16: QWR2BY2MGRXM3KFU · pith_short_8: QWR2BY2M

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/QWR2BY2MGRXM3KFU5LACEP6E7Y \
  | 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: 85a3a0e34c346ecda8b4eac0223fc4fe0e3f14e594cc3df20b808c2ce8b14ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f7f9e8742aad0d896705289fcba50fb0c65960bb5effd1cf3b81d50f3c2dfb0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-02-25T03:14:57Z",
    "title_canon_sha256": "34d02b3e5fb7ca007c5f8d00dd91d3d56832af281ff091660b9e1b83d1b3e8a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.21518",
    "kind": "arxiv",
    "version": 3
  }
}