Pith Number

pith:Q2BWGF4J

pith:2022:Q2BWGF4JT5OKSNHOL5XMOPBOVI

not attested not anchored not stored refs pending

Asymptotic geometry and delta-points

Andr\'e Martiny, Trond A. Abrahamsen, Vegard Lima, Yo\"el Perreau

arxiv:2203.14528 v1 · 2022-03-28 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2BWGF4JT5OKSNHOL5XMOPBOVI}

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	2026-07-05T04:09:06.168073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86836317899f5ca934ee5f6ec73c2eaa2bae6acf8e3293453f6355bacad33aa4

Aliases

arxiv: 2203.14528 · arxiv_version: 2203.14528v1 · doi: 10.48550/arxiv.2203.14528 · pith_short_12: Q2BWGF4JT5OK · pith_short_16: Q2BWGF4JT5OKSNHO · pith_short_8: Q2BWGF4J

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/Q2BWGF4JT5OKSNHOL5XMOPBOVI \
  | 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: 86836317899f5ca934ee5f6ec73c2eaa2bae6acf8e3293453f6355bacad33aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f3136326bf9244158d6f9e5f03a78e8cd08aff55ec2c5aab8598e09063637ec",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2022-03-28T06:47:06Z",
    "title_canon_sha256": "104423a009fa2baebb967e74123b156070a82eb12fdcb879a519ecc24c253e41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.14528",
    "kind": "arxiv",
    "version": 1
  }
}