Pith Number

pith:A7GSBAL2

pith:2014:A7GSBAL2I6J3OA7NWEB4JYCWD6

not attested not anchored not stored refs pending

Geometric constructions preserve fibrations

Bertfried Fauser, Steven Vickers

arxiv:1411.2457 v1 · 2014-11-10 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7GSBAL2I6J3OA7NWEB4JYCWD6}

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	2026-05-18T02:38:07.403590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07cd20817a4793b703edb103c4e0561fbb6c9d162215c49ab037a8a61b29109c

Aliases

arxiv: 1411.2457 · arxiv_version: 1411.2457v1 · doi: 10.48550/arxiv.1411.2457 · pith_short_12: A7GSBAL2I6J3 · pith_short_16: A7GSBAL2I6J3OA7N · pith_short_8: A7GSBAL2

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/A7GSBAL2I6J3OA7NWEB4JYCWD6 \
  | 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: 07cd20817a4793b703edb103c4e0561fbb6c9d162215c49ab037a8a61b29109c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f90993f2b8a79f7915355b3d560a734bc7903d709c568a91dcf18c4e605b7f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2014-11-10T15:27:26Z",
    "title_canon_sha256": "213998128a2c61c4462768d20f749a2707652390b3eb2a838a4360f3dce9c5b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.2457",
    "kind": "arxiv",
    "version": 1
  }
}