Pith Number

pith:3LWUOZFA

pith:2014:3LWUOZFADGHKY37XPZRXOWHDWT

not attested not anchored not stored refs pending

Existence and convergence of Galerkin approximation for second order hyperbolic equations with memory

Fardin Saedpanah

arxiv:1401.7213 v1 · 2014-01-28 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3LWUOZFADGHKY37XPZRXOWHDWT}

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	2026-05-18T03:00:50.609997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

daed4764a0198eac6ff77e637758e3b4e9dfef02054e376dda319a7a8c850341

Aliases

arxiv: 1401.7213 · arxiv_version: 1401.7213v1 · doi: 10.48550/arxiv.1401.7213 · pith_short_12: 3LWUOZFADGHK · pith_short_16: 3LWUOZFADGHKY37X · pith_short_8: 3LWUOZFA

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/3LWUOZFADGHKY37XPZRXOWHDWT \
  | 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: daed4764a0198eac6ff77e637758e3b4e9dfef02054e376dda319a7a8c850341

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c777c562e0e6b20cafaff1ccda41f0fa293628b31eefed75761920c5e78255",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-01-28T15:19:07Z",
    "title_canon_sha256": "a5eaef345847ef48ddc336de45aebdd0fb1881e33ca078bcf77eebe579bf3ccd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7213",
    "kind": "arxiv",
    "version": 1
  }
}