Pith Number

pith:335JPYNU

pith:2012:335JPYNUYHTDRHJVJRGFLE4XOR

not attested not anchored not stored refs pending

Nicotinic {\alpha}7 acetylcholine receptor-mediated currents are not modulated by the tryptophan metabolite kynurenic acid in adult hippocampal interneurons

Andrew L. Varnell, Donald C. Cooper, Kevin J. Staley, Peter Dobelis

arxiv:1204.1558 v1 · 2012-04-06 · q-bio.NC · q-bio.BM · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{335JPYNUYHTDRHJVJRGFLE4XOR}

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	2026-05-18T03:58:23.986264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

defa97e1b4c1e6389d354c4c5593977474b03aeb661784720c4f988356ba426f

Aliases

arxiv: 1204.1558 · arxiv_version: 1204.1558v1 · doi: 10.48550/arxiv.1204.1558 · pith_short_12: 335JPYNUYHTD · pith_short_16: 335JPYNUYHTDRHJV · pith_short_8: 335JPYNU

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/335JPYNUYHTDRHJVJRGFLE4XOR \
  | 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: defa97e1b4c1e6389d354c4c5593977474b03aeb661784720c4f988356ba426f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1ece3973c1d1937568970960a529f73afbe2efed3b54fdd8e578f70a577ffa9",
    "cross_cats_sorted": [
      "q-bio.BM",
      "q-bio.CB"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2012-04-06T20:33:47Z",
    "title_canon_sha256": "7c917ac1ab306b324b1439b480bf3eca431c237d6841b6cf8a019e360cc289db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1558",
    "kind": "arxiv",
    "version": 1
  }
}