Pith Number

pith:NFBVQK7G

pith:2016:NFBVQK7GTFXT4KN27HVK2FKZ7C

not attested not anchored not stored refs pending

A universal lower bound on the free energy cost of molecular measurements

Garud Iyengar, Madan Rao, Suman G. Das

arxiv:1608.07663 v4 · 2016-08-27 · cond-mat.stat-mech · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFBVQK7GTFXT4KN27HVK2FKZ7C}

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	2026-05-18T00:42:02.623013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6943582be6996f3e29baf9eaad1559f8b4f232c841316d7f1698bafd1151d252

Aliases

arxiv: 1608.07663 · arxiv_version: 1608.07663v4 · doi: 10.48550/arxiv.1608.07663 · pith_short_12: NFBVQK7GTFXT · pith_short_16: NFBVQK7GTFXT4KN2 · pith_short_8: NFBVQK7G

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/NFBVQK7GTFXT4KN27HVK2FKZ7C \
  | 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: 6943582be6996f3e29baf9eaad1559f8b4f232c841316d7f1698bafd1151d252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bba0f7d21c0b6ad37945677c64608facbbc6a7a02c1b02a7eb1a0d84a527a76b",
    "cross_cats_sorted": [
      "q-bio.MN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2016-08-27T05:51:04Z",
    "title_canon_sha256": "7862380f0d019c5d27da0e6eac8c3549140cd2ddc3dcf64c8acff367976af1f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.07663",
    "kind": "arxiv",
    "version": 4
  }
}