Pith Number

pith:RXJOOTHH

pith:1996:RXJOOTHHSPG4RPDGAEETWIQR33

not attested not anchored not stored refs pending

The Spinor Representation of Surfaces in Space

Nick Schmitt, Rob Kusner

arxiv:dg-ga/9610005 v1 · 1996-10-08 · dg-ga · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXJOOTHHSPG4RPDGAEETWIQR33}

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	2026-05-18T01:06:48.556502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dd2e74ce793cdc8bc6601093b2211dee5f43197b1a1bc4e385499253a7291c2

Aliases

arxiv: dg-ga/9610005 · arxiv_version: dg-ga/9610005v1 · doi: 10.48550/arxiv.dg-ga/9610005 · pith_short_12: RXJOOTHHSPG4 · pith_short_16: RXJOOTHHSPG4RPDG · pith_short_8: RXJOOTHH

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/RXJOOTHHSPG4RPDGAEETWIQR33 \
  | 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: 8dd2e74ce793cdc8bc6601093b2211dee5f43197b1a1bc4e385499253a7291c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ab2909d4d2c5383338ca349e13616d8606ae3170cfddf9401d8004e75965389",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "dg-ga",
    "submitted_at": "1996-10-08T20:48:39Z",
    "title_canon_sha256": "d119409272f8e3155db04b7aa2a7840d1d9527fdb1537f4928a992fdf1ef7d4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "dg-ga/9610005",
    "kind": "arxiv",
    "version": 1
  }
}