Pith Number

pith:GG6AEY4V

pith:2015:GG6AEY4VFBDGEQJPT5IB6N7G7M

not attested not anchored not stored refs pending

Topological schemas of cognitive maps and spatial learning in the hippocampus

A. Babichev, S. Cheng, Yu. Dabaghian

arxiv:1509.00171 v2 · 2015-09-01 · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GG6AEY4VFBDGEQJPT5IB6N7G7M}

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	2026-05-18T01:18:52.498725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31bc026395284662412f9f501f37e6fb04fceea851af3ad5e6b3c7673fdd4ff9

Aliases

arxiv: 1509.00171 · arxiv_version: 1509.00171v2 · doi: 10.48550/arxiv.1509.00171 · pith_short_12: GG6AEY4VFBDG · pith_short_16: GG6AEY4VFBDGEQJP · pith_short_8: GG6AEY4V

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/GG6AEY4VFBDGEQJPT5IB6N7G7M \
  | 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: 31bc026395284662412f9f501f37e6fb04fceea851af3ad5e6b3c7673fdd4ff9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "116f75de9ee6d1b2466d5c1d3dce21e4e15879559e46e7aba05ce3b6e0979dd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2015-09-01T08:13:59Z",
    "title_canon_sha256": "291502de136831b053433a9eb90490d723cd89d61f78d9a9eaffcc35dd876cdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00171",
    "kind": "arxiv",
    "version": 2
  }
}