Pith Number

pith:IWHA6AWP

pith:2014:IWHA6AWP3RXXEX535ADDPGAD6I

not attested not anchored not stored refs pending

On spectral and pseudospectral functions of first-order symmetric systems

Vadim Mogilevskii

arxiv:1407.5398 v1 · 2014-07-21 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWHA6AWP3RXXEX535ADDPGAD6I}

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	2026-05-18T02:47:14.091696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

458e0f02cfdc6f725fbbe806379803f23f82570bfadf85b0e077b7116dbdca9f

Aliases

arxiv: 1407.5398 · arxiv_version: 1407.5398v1 · doi: 10.48550/arxiv.1407.5398 · pith_short_12: IWHA6AWP3RXX · pith_short_16: IWHA6AWP3RXXEX53 · pith_short_8: IWHA6AWP

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/IWHA6AWP3RXXEX535ADDPGAD6I \
  | 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: 458e0f02cfdc6f725fbbe806379803f23f82570bfadf85b0e077b7116dbdca9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c403e5c8fe4b20338119aae4807405b460dcbbfc52ea12458adea25774dd31a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2014-07-21T07:31:27Z",
    "title_canon_sha256": "8bc7878bbcd6c09a651c85eafd90e669ce3854556d19fdd5b47cc51a6c60d346"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5398",
    "kind": "arxiv",
    "version": 1
  }
}