Pith Number

pith:IMIMEGOQ

pith:2013:IMIMEGOQVV4CLAXZEOZD764XRM

not attested not anchored not stored refs pending

Linear tree codes and the problem of explicit constructions

Pavel Pudl\'ak

arxiv:1310.5684 v4 · 2013-10-21 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IMIMEGOQVV4CLAXZEOZD764XRM}

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	2026-05-18T01:34:42.367611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4310c219d0ad782582f923b23ffb978b0802b93bfaaa6f812f481b804e94840f

Aliases

arxiv: 1310.5684 · arxiv_version: 1310.5684v4 · doi: 10.48550/arxiv.1310.5684 · pith_short_12: IMIMEGOQVV4C · pith_short_16: IMIMEGOQVV4CLAXZ · pith_short_8: IMIMEGOQ

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/IMIMEGOQVV4CLAXZEOZD764XRM \
  | 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: 4310c219d0ad782582f923b23ffb978b0802b93bfaaa6f812f481b804e94840f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54ae088edd34ce8f09fb3b3759eb4c5bd775fe11e9d5845910d143d9296b3b6d",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-10-21T19:36:24Z",
    "title_canon_sha256": "4d6c061d7cb4931ac259963f617f2036fb01de2b06345b87491ff1e6dc614bbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5684",
    "kind": "arxiv",
    "version": 4
  }
}