Pith Number

pith:MEW57UK2

pith:2017:MEW57UK2HJQFZVHBSX2IEADGAZ

not attested not anchored not stored refs pending

On Problems Dual to Unification

Daniel S. Hono II, Paliath Narendran, Z\"umr\"ut Ak\c{c}am

arxiv:1706.05607 v2 · 2017-06-18 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MEW57UK2HJQFZVHBSX2IEADGAZ}

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	2026-05-18T00:33:44.630132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

612ddfd15a3a605cd4e195f48200660664fbff32b00477720814b4aa0fa3ec6c

Aliases

arxiv: 1706.05607 · arxiv_version: 1706.05607v2 · doi: 10.48550/arxiv.1706.05607 · pith_short_12: MEW57UK2HJQF · pith_short_16: MEW57UK2HJQFZVHB · pith_short_8: MEW57UK2

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/MEW57UK2HJQFZVHBSX2IEADGAZ \
  | 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: 612ddfd15a3a605cd4e195f48200660664fbff32b00477720814b4aa0fa3ec6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "484fdd8044b75b79f3734f4c179bd7dac8343b1bd6e483daaa3c4a6a72211ea8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-06-18T04:56:57Z",
    "title_canon_sha256": "9090d391ec8dffba9ce6c3e31fb1de61f2782f8481a64bc97f7a56c33b68a74e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05607",
    "kind": "arxiv",
    "version": 2
  }
}