Pith Number

pith:A44DUVGU

pith:2016:A44DUVGUBA7YUOKA5EK7BYA3YL

not attested not anchored not stored refs pending

Movability and co-movability of shape morphisms

I. Pop, P.S. Gevorgyan

arxiv:1603.03606 v3 · 2016-03-11 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A44DUVGUBA7YUOKA5EK7BYA3YL}

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	2026-05-18T01:12:43.104801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07383a54d4083f8a3940e915f0e01bc2d961471dbad33fb7cd4c7ebeb2cb8b34

Aliases

arxiv: 1603.03606 · arxiv_version: 1603.03606v3 · doi: 10.48550/arxiv.1603.03606 · pith_short_12: A44DUVGUBA7Y · pith_short_16: A44DUVGUBA7YUOKA · pith_short_8: A44DUVGU

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/A44DUVGUBA7YUOKA5EK7BYA3YL \
  | 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: 07383a54d4083f8a3940e915f0e01bc2d961471dbad33fb7cd4c7ebeb2cb8b34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0a4cf73c8d431858289fc2153d43b8b875c92e2d5d96ddf620a62ae33080a12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-03-11T12:12:58Z",
    "title_canon_sha256": "a25080d5f600f945d4e7e4f6fbbff50a06d37b80fc389dcb741ded446414640d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03606",
    "kind": "arxiv",
    "version": 3
  }
}