Pith Number

pith:YALLVDNT

pith:2016:YALLVDNTPXAQPCHMIMBWGW7TFG

not attested not anchored not stored refs pending

Algebraicity of Nash sets and of their asymmetric cobordism

Alessandro Tancredi, Riccardo Ghiloni

arxiv:1611.06120 v1 · 2016-11-18 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YALLVDNTPXAQPCHMIMBWGW7TFG}

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	2026-05-18T00:57:43.042957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c016ba8db37dc10788ec4303635bf329aa631631b1991127ddddbc070a13f493

Aliases

arxiv: 1611.06120 · arxiv_version: 1611.06120v1 · doi: 10.48550/arxiv.1611.06120 · pith_short_12: YALLVDNTPXAQ · pith_short_16: YALLVDNTPXAQPCHM · pith_short_8: YALLVDNT

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/YALLVDNTPXAQPCHMIMBWGW7TFG \
  | 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: c016ba8db37dc10788ec4303635bf329aa631631b1991127ddddbc070a13f493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88d6c28666e72972f38e4c7a506ccd81e2e4f3283e31b9241015617ac8ee4d6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-11-18T15:20:09Z",
    "title_canon_sha256": "e39ac9f4d4edb332340c33b7640994ffda9c9672058bbe31020e4fea3926aa12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06120",
    "kind": "arxiv",
    "version": 1
  }
}