Pith Number

pith:RMHPHFLT

pith:2017:RMHPHFLTMD5MEXHLDTQ3OBXI6M

not attested not anchored not stored refs pending

Decay estimates for evolutionary equations with fractional time-diffusion

Enrico Valdinoci, Serena Dipierro, Vincenzo Vespri

arxiv:1707.08278 v2 · 2017-07-26 · 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{RMHPHFLTMD5MEXHLDTQ3OBXI6M}

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	2026-05-18T00:07:28.325476Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0ef3957360fac25ceb1ce1b706e8f30b2d4aba133a205625f1e9392aaa1b96

Aliases

arxiv: 1707.08278 · arxiv_version: 1707.08278v2 · doi: 10.48550/arxiv.1707.08278 · pith_short_12: RMHPHFLTMD5M · pith_short_16: RMHPHFLTMD5MEXHL · pith_short_8: RMHPHFLT

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/RMHPHFLTMD5MEXHLDTQ3OBXI6M \
  | 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: 8b0ef3957360fac25ceb1ce1b706e8f30b2d4aba133a205625f1e9392aaa1b96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b38764dba7153024784b950e13df9811fe4424146b2797cc039bc6574320e86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-07-26T02:31:27Z",
    "title_canon_sha256": "89fb0fadd2ede26a6b758b47ad195b9fe50d93f45e04c59c96868ef8c3e2dcf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08278",
    "kind": "arxiv",
    "version": 2
  }
}