Pith Number

pith:AG6CS2DI

pith:2015:AG6CS2DICGM4J2MD7VJOWJQ4WP

not attested not anchored not stored refs pending

Local Isometric immersions of pseudo-spherical surfaces and evolution equations

Keti Tenenblat, Nabil Kahouadji, Niky Kamran

arxiv:1506.02803 v1 · 2015-06-09 · 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{AG6CS2DICGM4J2MD7VJOWJQ4WP}

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	2026-05-18T01:55:40.899001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01bc2968681199c4e983fd52eb261cb3c9be03b4265fdae70e5f7ae7bb0baf73

Aliases

arxiv: 1506.02803 · arxiv_version: 1506.02803v1 · doi: 10.48550/arxiv.1506.02803 · pith_short_12: AG6CS2DICGM4 · pith_short_16: AG6CS2DICGM4J2MD · pith_short_8: AG6CS2DI

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/AG6CS2DICGM4J2MD7VJOWJQ4WP \
  | 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: 01bc2968681199c4e983fd52eb261cb3c9be03b4265fdae70e5f7ae7bb0baf73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2302010c6db9db8c0613aed2dfb3354a7107f55cd29ee6eb02fc24a54993be2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-06-09T07:24:13Z",
    "title_canon_sha256": "7aae6d6122ed80293383806827b2c3d3c0bcd0a5f446f07f72ae5001630ce183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02803",
    "kind": "arxiv",
    "version": 1
  }
}