Pith Number

pith:Q6EMWDCB

pith:2011:Q6EMWDCBO45PZRTBCV2KRNON6D

not attested not anchored not stored refs pending

Pseudospectrum for Oseen vortices operators

Wen Deng

arxiv:1109.4798 v1 · 2011-09-22 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q6EMWDCBO45PZRTBCV2KRNON6D}

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	2026-05-18T04:12:32.892523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8788cb0c41773afcc6611574a8b5cdf0cbd461948ae50752223d1ff20ebf9a53

Aliases

arxiv: 1109.4798 · arxiv_version: 1109.4798v1 · doi: 10.48550/arxiv.1109.4798 · pith_short_12: Q6EMWDCBO45P · pith_short_16: Q6EMWDCBO45PZRTB · pith_short_8: Q6EMWDCB

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/Q6EMWDCBO45PZRTBCV2KRNON6D \
  | 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: 8788cb0c41773afcc6611574a8b5cdf0cbd461948ae50752223d1ff20ebf9a53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3694a6a2b8f71f385c9839f9b6faf3b7a43e49172e999bd81095b999299e5ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-09-22T13:11:23Z",
    "title_canon_sha256": "e1306c9280127a304a43788c324a5a0f2aa0c8adae74ef20cf77117e816713a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4798",
    "kind": "arxiv",
    "version": 1
  }
}