Pith Number

pith:ICWBMBTA

pith:2011:ICWBMBTAF2F26G3YRWSUZW756O

not attested not anchored not stored refs pending

Higher order derived functors and the Adams spectral sequence

David Blanc, Hans-Joachim Baues

arxiv:1108.3376 v2 · 2011-08-17 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ICWBMBTAF2F26G3YRWSUZW756O}

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	2026-05-18T02:52:49.751737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40ac1606602e8baf1b788da54cdbfdf38f599431e6b4b762d9299d40af6a9d7a

Aliases

arxiv: 1108.3376 · arxiv_version: 1108.3376v2 · doi: 10.48550/arxiv.1108.3376 · pith_short_12: ICWBMBTAF2F2 · pith_short_16: ICWBMBTAF2F26G3Y · pith_short_8: ICWBMBTA

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/ICWBMBTAF2F26G3YRWSUZW756O \
  | 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: 40ac1606602e8baf1b788da54cdbfdf38f599431e6b4b762d9299d40af6a9d7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e28b75210a484c45f22360e529f2cbfbdd4a6ad2ad3623cbf572f270462b2c7",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2011-08-17T01:43:35Z",
    "title_canon_sha256": "7592a56d97d5207991e4414ca98f759261cc820891366d304bbac96ddea95bcf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3376",
    "kind": "arxiv",
    "version": 2
  }
}