Pith Number

pith:ADRYSRYK

pith:2017:ADRYSRYKL2I75D2WEUICIOMHSK

not attested not anchored not stored refs pending

A bug's eye view: the Riemannian exponential map on polyhedral surfaces

David Glickenstein

arxiv:1706.06131 v1 · 2017-06-19 · math.DG · math.GT · math.HO · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ADRYSRYKL2I75D2WEUICIOMHSK}

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	2026-05-18T00:42:04.191867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00e389470a5e91fe8f56251024398792a9ed469065bde22f34573d395a4e3df5

Aliases

arxiv: 1706.06131 · arxiv_version: 1706.06131v1 · doi: 10.48550/arxiv.1706.06131 · pith_short_12: ADRYSRYKL2I7 · pith_short_16: ADRYSRYKL2I75D2W · pith_short_8: ADRYSRYK

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/ADRYSRYKL2I75D2WEUICIOMHSK \
  | 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: 00e389470a5e91fe8f56251024398792a9ed469065bde22f34573d395a4e3df5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fd7ba0d326cd5e4a41bb52f880a08f4c059c90155d1aef173e939bce5bce8c4",
    "cross_cats_sorted": [
      "math.GT",
      "math.HO",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-06-19T18:33:26Z",
    "title_canon_sha256": "86235a86f8b4c77dae73cbc9bab8d7d1b3163e276676fffb3a66f02cfc0b329d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.06131",
    "kind": "arxiv",
    "version": 1
  }
}