Pith Number

pith:HSIY6WVU

pith:2017:HSIY6WVUFUXDM3GHXSO4T7GYIZ

not attested not anchored not stored refs pending

Translation-like actions yield regular maps

Yongle Jiang

arxiv:1703.09253 v1 · 2017-03-27 · math.DS · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HSIY6WVUFUXDM3GHXSO4T7GYIZ}

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	2026-05-18T00:47:45.107929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c918f5ab42d2e366cc7bc9dc9fcd846676c73037f493ae57b1727262b9b00d7

Aliases

arxiv: 1703.09253 · arxiv_version: 1703.09253v1 · doi: 10.48550/arxiv.1703.09253 · pith_short_12: HSIY6WVUFUXD · pith_short_16: HSIY6WVUFUXDM3GH · pith_short_8: HSIY6WVU

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/HSIY6WVUFUXDM3GHXSO4T7GYIZ \
  | 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: 3c918f5ab42d2e366cc7bc9dc9fcd846676c73037f493ae57b1727262b9b00d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd162eb42940166cbbd045d45ebac0853481f5b0a4ecfaa86635adb8b64524c5",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-03-27T18:32:51Z",
    "title_canon_sha256": "d28683480f40d902356ea93a48ffaa8ce00c9f053d835c71f5d1eac89bbb70b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09253",
    "kind": "arxiv",
    "version": 1
  }
}