Pith Number

pith:T3PDI5LL

pith:2017:T3PDI5LLSKIRHX723IXXVZGEMR

not attested not anchored not stored refs pending

Computing Evans functions numerically via boundary-value problems

Bj\"orn Sandstone, Blake Barker, Colin Wahl, Nathan Ventura, Rose Nguyen

arxiv:1710.02500 v1 · 2017-10-06 · 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{T3PDI5LLSKIRHX723IXXVZGEMR}

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	2026-05-18T00:25:52.665707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ede34756b929113dffada2f7ae4c4645a1dbb08346179b6a68f2f098ff4d1b8

Aliases

arxiv: 1710.02500 · arxiv_version: 1710.02500v1 · doi: 10.48550/arxiv.1710.02500 · pith_short_12: T3PDI5LLSKIR · pith_short_16: T3PDI5LLSKIRHX72 · pith_short_8: T3PDI5LL

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/T3PDI5LLSKIRHX723IXXVZGEMR \
  | 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: 9ede34756b929113dffada2f7ae4c4645a1dbb08346179b6a68f2f098ff4d1b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3980e424bb1bd3164b329f487ddf4d3aa3f48314994418314acdbf4d47682243",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-10-06T17:08:10Z",
    "title_canon_sha256": "79f3a969c6824ef4616731fa5d4e786b6d173b88927cbeccb253ca650855539b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02500",
    "kind": "arxiv",
    "version": 1
  }
}