Pith Number

pith:VCXH5UKA

pith:2017:VCXH5UKA4OBNNZRB4TGI3WFHYK

not attested not anchored not stored refs pending

Are numerical theories irreplaceable? A computational complexity analysis

Dmitry Pavlov, Nickolay Vasiliev

arxiv:1709.03939 v1 · 2017-09-10 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VCXH5UKA4OBNNZRB4TGI3WFHYK}

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	2026-05-18T00:35:28.978298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8ae7ed140e382d6e621e4cc8dd8a7c2b1c2989457453272f25425c3423e12d0

Aliases

arxiv: 1709.03939 · arxiv_version: 1709.03939v1 · doi: 10.48550/arxiv.1709.03939 · pith_short_12: VCXH5UKA4OBN · pith_short_16: VCXH5UKA4OBNNZRB · pith_short_8: VCXH5UKA

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/VCXH5UKA4OBNNZRB4TGI3WFHYK \
  | 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: a8ae7ed140e382d6e621e4cc8dd8a7c2b1c2989457453272f25425c3423e12d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10b68bf2392e5800bbe15239ed27a9199ad1759678d3f54bc2f6a2c67db62001",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2017-09-10T23:54:48Z",
    "title_canon_sha256": "4a92ea661650335caf60f8684a6f58a869af89db5797bc8b40591341d382731f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03939",
    "kind": "arxiv",
    "version": 1
  }
}