Pith Number

pith:VM6QQTLW

pith:2016:VM6QQTLWVUJC5PHTRX3EL6TDIJ

not attested not anchored not stored refs pending

A weak finite element method for elliptic problems in one space dimension

Tie Zhang, Yanli Chen

arxiv:1606.08533 v1 · 2016-06-28 · 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{VM6QQTLWVUJC5PHTRX3EL6TDIJ}

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	2026-05-18T01:11:47.501324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab3d084d76ad122ebcf38df645fa63427d226e0b0362d72418bb1ced27918581

Aliases

arxiv: 1606.08533 · arxiv_version: 1606.08533v1 · doi: 10.48550/arxiv.1606.08533 · pith_short_12: VM6QQTLWVUJC · pith_short_16: VM6QQTLWVUJC5PHT · pith_short_8: VM6QQTLW

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/VM6QQTLWVUJC5PHTRX3EL6TDIJ \
  | 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: ab3d084d76ad122ebcf38df645fa63427d226e0b0362d72418bb1ced27918581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b8c2d6b77591fcf18c15713ec7a9d772b945e81bf83046e5a7936913034dfe6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-06-28T01:48:54Z",
    "title_canon_sha256": "6cce01169849efbf7d8041a22b6c528dd5e8b3703efe406f5aaa6894ba4b04d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08533",
    "kind": "arxiv",
    "version": 1
  }
}