Pith Number

pith:MRQGMQ7I

pith:2017:MRQGMQ7ILZ2UGGKG66HYDMGOE4

not attested not anchored not stored refs pending

Liouville type results for a nonlocal obstacle problem

Enrico Valdinoci, Francois Hamel (I2M), J\'er\^ome Coville (BIOSP), Julien Brasseur (I2M)

arxiv:1712.09877 v1 · 2017-12-28 · 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{MRQGMQ7ILZ2UGGKG66HYDMGOE4}

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	2026-05-18T00:27:05.334380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64606643e85e75431946f78f81b0ce2704e15031c030b7eab30b39059cf1ec93

Aliases

arxiv: 1712.09877 · arxiv_version: 1712.09877v1 · doi: 10.48550/arxiv.1712.09877 · pith_short_12: MRQGMQ7ILZ2U · pith_short_16: MRQGMQ7ILZ2UGGKG · pith_short_8: MRQGMQ7I

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/MRQGMQ7ILZ2UGGKG66HYDMGOE4 \
  | 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: 64606643e85e75431946f78f81b0ce2704e15031c030b7eab30b39059cf1ec93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b2d4e980c22a94bb9723fc77e79a6d8ca4caaeb403272cadc2b4935c6667922",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-12-28T14:49:03Z",
    "title_canon_sha256": "d62e89423c8d202fbfc9baa8545a3cb36b3ff57b5688ae72ce35a1f8ba56622f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.09877",
    "kind": "arxiv",
    "version": 1
  }
}