Pith Number

pith:UBJWTCVA

pith:2021:UBJWTCVA7DJCMJKJQOV337NCMD

not attested not anchored not stored refs pending

Rational Quantum Cohomology of Steenrod Uniruled Manifolds

Semon Rezchikov

arxiv:2111.09157 v1 · 2021-11-16 · 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{UBJWTCVA7DJCMJKJQOV337NCMD}

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	2026-07-05T03:32:58.362078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a053698aa0f8d226254983abbdfda260c17dfbbe33726cf33822dd4e35adb9d3

Aliases

arxiv: 2111.09157 · arxiv_version: 2111.09157v1 · doi: 10.48550/arxiv.2111.09157 · pith_short_12: UBJWTCVA7DJC · pith_short_16: UBJWTCVA7DJCMJKJ · pith_short_8: UBJWTCVA

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/UBJWTCVA7DJCMJKJQOV337NCMD \
  | 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: a053698aa0f8d226254983abbdfda260c17dfbbe33726cf33822dd4e35adb9d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecc910e5dda32aa1756349777f9b4d69e8e47195dd0bdb0b3b510cdcb0c82af1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2021-11-16T18:54:26Z",
    "title_canon_sha256": "14cad68d59407ff69a1abd57a6403b592a2acac336a372b7051f01ded639aa7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.09157",
    "kind": "arxiv",
    "version": 1
  }
}