Pith Number

pith:2ZZHBX2S

pith:2017:2ZZHBX2SKG6UDNGRGSWGSDEVX2

not attested not anchored not stored refs pending

On functors enumerating structures

Dino Rossegger

arxiv:1706.05939 v2 · 2017-06-19 · math.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{2ZZHBX2SKG6UDNGRGSWGSDEVX2}

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	2026-05-18T00:38:17.855844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d67270df5251bd41b4d134ac690c95bebea650292fb5a78393f1afde555ef6e5

Aliases

arxiv: 1706.05939 · arxiv_version: 1706.05939v2 · doi: 10.48550/arxiv.1706.05939 · pith_short_12: 2ZZHBX2SKG6U · pith_short_16: 2ZZHBX2SKG6UDNGR · pith_short_8: 2ZZHBX2S

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/2ZZHBX2SKG6UDNGRGSWGSDEVX2 \
  | 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: d67270df5251bd41b4d134ac690c95bebea650292fb5a78393f1afde555ef6e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c071513bb977ef3dd94cbd31f58fd60c1a6a2e1f8adc000eea17e7d9db80052c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-06-19T13:44:05Z",
    "title_canon_sha256": "7457265f3204d3527860f723ab0babe6c1f8e4c6a0b2df5ac0ea2da12530d54c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.05939",
    "kind": "arxiv",
    "version": 2
  }
}