Pith Number

pith:TE2DYIDC

pith:2018:TE2DYIDCWRCJTE7LPGZICAJU2D

not attested not anchored not stored refs pending

Vector bundles and cohomotopies of spin 5-manifolds

Panagiotis Konstantis

arxiv:1812.06547 v2 · 2018-12-16 · math.GT · math.AT · 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{TE2DYIDCWRCJTE7LPGZICAJU2D}

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	2026-05-17T23:58:01.212594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99343c2062b4449993eb79b2810134d0dd958366021ee92886646ee80faf4141

Aliases

arxiv: 1812.06547 · arxiv_version: 1812.06547v2 · doi: 10.48550/arxiv.1812.06547 · pith_short_12: TE2DYIDCWRCJ · pith_short_16: TE2DYIDCWRCJTE7L · pith_short_8: TE2DYIDC

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/TE2DYIDCWRCJTE7LPGZICAJU2D \
  | 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: 99343c2062b4449993eb79b2810134d0dd958366021ee92886646ee80faf4141

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97001f4429d167697419d54bf9c531cb0bbecd65cf30976cdb4371883c1bf7c1",
    "cross_cats_sorted": [
      "math.AT",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2018-12-16T22:26:23Z",
    "title_canon_sha256": "db1eb1f8964b31094ecdb5174171277096f1741b926afbf528fe74fabb437f79"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06547",
    "kind": "arxiv",
    "version": 2
  }
}