Pith Number

pith:EYLKY2SL

pith:2018:EYLKY2SLJKK4GSG5K37ERKCM33

not attested not anchored not stored refs pending

Computability at zero temperature

Christian Wolf, Michael Burr

arxiv:1809.00147 v2 · 2018-09-01 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EYLKY2SLJKK4GSG5K37ERKCM33}

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	2026-05-18T00:06:19.940204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2616ac6a4b4a95c348dd56fe48a84cded064af84bbd5e1fef4760e8b4d4b3758

Aliases

arxiv: 1809.00147 · arxiv_version: 1809.00147v2 · doi: 10.48550/arxiv.1809.00147 · pith_short_12: EYLKY2SLJKK4 · pith_short_16: EYLKY2SLJKK4GSG5 · pith_short_8: EYLKY2SL

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/EYLKY2SLJKK4GSG5K37ERKCM33 \
  | 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: 2616ac6a4b4a95c348dd56fe48a84cded064af84bbd5e1fef4760e8b4d4b3758

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1baba7f0e4e0d192dbfc5fe79df6511933d62892c331797ea0b75c2bf39914ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-09-01T10:23:05Z",
    "title_canon_sha256": "fa3b86df6d4585fc8bd7126a195ae27bfc4ad75791516a2d33c942c85a7c1a03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00147",
    "kind": "arxiv",
    "version": 2
  }
}