Pith Number

pith:ZDIL6QZE

pith:2016:ZDIL6QZEZAKFVF4A3IZ6MSLLWW

not attested not anchored not stored refs pending

Equivariant Corks

Daniel Ruberman, Dave Auckly, Hee Jung Kim, Paul Melvin

arxiv:1602.07650 v1 · 2016-02-24 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZDIL6QZEZAKFVF4A3IZ6MSLLWW}

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	2026-05-18T00:20:59.697950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8d0bf4324c8145a9780da33e6496bb5b977b9e195696c4047a9b30fadaffbf9

Aliases

arxiv: 1602.07650 · arxiv_version: 1602.07650v1 · doi: 10.48550/arxiv.1602.07650 · pith_short_12: ZDIL6QZEZAKF · pith_short_16: ZDIL6QZEZAKFVF4A · pith_short_8: ZDIL6QZE

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/ZDIL6QZEZAKFVF4A3IZ6MSLLWW \
  | 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: c8d0bf4324c8145a9780da33e6496bb5b977b9e195696c4047a9b30fadaffbf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b3951077ca220ee979bbb327965e6e734843b12692880e23ef92d9b5ed5f387",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-02-24T19:57:09Z",
    "title_canon_sha256": "89498e11623fd843fed7f0d9c25c22442dc3b0250867ed24cb438668ff769e60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.07650",
    "kind": "arxiv",
    "version": 1
  }
}