Pith Number

pith:2MWXNSNW

pith:1998:2MWXNSNWS4HTA4V2LMVJNGDNX5

not attested not anchored not stored refs pending

Nearly Closed Loops in Biological Systems as Electromagnetic Receptors

D. Eichler

arxiv:physics/9806015 v1 · 1998-06-11 · physics.bio-ph · q-bio

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2MWXNSNWS4HTA4V2LMVJNGDNX5}

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	2026-05-18T01:05:15.615014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d32d76c9b6970f3072ba5b2a96986dbf77bf173031ad2c8af8905a96b91ce9f6

Aliases

arxiv: physics/9806015 · arxiv_version: physics/9806015v1 · doi: 10.48550/arxiv.physics/9806015 · pith_short_12: 2MWXNSNWS4HT · pith_short_16: 2MWXNSNWS4HTA4V2 · pith_short_8: 2MWXNSNW

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/2MWXNSNWS4HTA4V2LMVJNGDNX5 \
  | 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: d32d76c9b6970f3072ba5b2a96986dbf77bf173031ad2c8af8905a96b91ce9f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91447b4c822551794656f2a8794ad7fac16e8588cbd6c629f236412988ca1eef",
    "cross_cats_sorted": [
      "q-bio"
    ],
    "license": "",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "1998-06-11T14:08:38Z",
    "title_canon_sha256": "274daa9b0620044049f012ea1e2332390971a08cd10067078e689f3848d8e506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9806015",
    "kind": "arxiv",
    "version": 1
  }
}