Pith Number

pith:YB5Z2YPU

pith:2015:YB5Z2YPUI2PZW7CMDP4XYUK373

not attested not anchored not stored refs pending

Learning universal computations with spikes

Dominik Thalmeier, Hilbert J. Kappen, Marvin Uhlmann, Raoul-Martin Memmesheimer

arxiv:1505.07866 v2 · 2015-05-28 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YB5Z2YPUI2PZW7CMDP4XYUK373}

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	2026-05-18T01:11:43.841994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c07b9d61f4469f9b7c4c1bf97c515bfee50059a4bbdaaf35576fe1919bb0aedd

Aliases

arxiv: 1505.07866 · arxiv_version: 1505.07866v2 · doi: 10.48550/arxiv.1505.07866 · pith_short_12: YB5Z2YPUI2PZ · pith_short_16: YB5Z2YPUI2PZW7CM · pith_short_8: YB5Z2YPU

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/YB5Z2YPUI2PZW7CMDP4XYUK373 \
  | 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: c07b9d61f4469f9b7c4c1bf97c515bfee50059a4bbdaaf35576fe1919bb0aedd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceedc48751b1eeb456e85bcaf317d87ca558d4f29a03c73cb1e7cd90947b8bd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2015-05-28T21:34:57Z",
    "title_canon_sha256": "6b1583bcfb2029fc69a2e0deee7670fd4be13d23e522faf48c8eb363c3d8ff9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07866",
    "kind": "arxiv",
    "version": 2
  }
}