Pith Number

pith:HJAC4OMK

pith:2015:HJAC4OMKIOKUD6HAKN6K3C4DRI

not attested not anchored not stored refs pending

A spectral sequence for polyhedral products

A. Bahri, F.R. Cohen, M. Bendersky, S. Gitler

arxiv:1511.08292 v1 · 2015-11-26 · math.AT · math.CO · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HJAC4OMKIOKUD6HAKN6K3C4DRI}

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	2026-05-18T01:25:54.531267Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a402e398a439541f8e0537cad8b838a02d5ec769c42fa44d3842b21ef83f42d

Aliases

arxiv: 1511.08292 · arxiv_version: 1511.08292v1 · doi: 10.48550/arxiv.1511.08292 · pith_short_12: HJAC4OMKIOKU · pith_short_16: HJAC4OMKIOKUD6HA · pith_short_8: HJAC4OMK

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/HJAC4OMKIOKUD6HAKN6K3C4DRI \
  | 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: 3a402e398a439541f8e0537cad8b838a02d5ec769c42fa44d3842b21ef83f42d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a1eb97217b2bdc0e599a7ed17e21ed3d333db57003b1b19f248711c4f564758",
    "cross_cats_sorted": [
      "math.CO",
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-11-26T05:14:37Z",
    "title_canon_sha256": "78e79354c601d21630ffcdbefe3bff8dd80924a410c8a4d88c2b11431687f591"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08292",
    "kind": "arxiv",
    "version": 1
  }
}