Pith Number

pith:OOFLXEYY

pith:2011:OOFLXEYYJW2ZEEIIKBJWDROYJY

not attested not anchored not stored refs pending

Middle-dimensional squeezing and non-squeezing behavior of symplectomorphisms

Alberto Abbondandolo, Slava Matveyev

arxiv:1105.2931 v2 · 2011-05-15 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OOFLXEYYJW2ZEEIIKBJWDROYJY}

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	2026-05-18T04:02:11.973626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

738abb93184db5921108505361c5d84e02095fd4e401e28d435db6f646f05709

Aliases

arxiv: 1105.2931 · arxiv_version: 1105.2931v2 · doi: 10.48550/arxiv.1105.2931 · pith_short_12: OOFLXEYYJW2Z · pith_short_16: OOFLXEYYJW2ZEEII · pith_short_8: OOFLXEYY

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/OOFLXEYYJW2ZEEIIKBJWDROYJY \
  | 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: 738abb93184db5921108505361c5d84e02095fd4e401e28d435db6f646f05709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52b04206c686200280367772ef95c5dfb97258f0b66ca83301eaf5e413d0bd7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2011-05-15T07:57:41Z",
    "title_canon_sha256": "a29452a5e39dd0bc3edaba68330fb7d46ee9498c55341ee95f5242a81dae3869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2931",
    "kind": "arxiv",
    "version": 2
  }
}