Pith Number

pith:PXQQTOXL

pith:2014:PXQQTOXLDIHZTYVO4H6L75T4QQ

not attested not anchored not stored refs pending

Protein Structure Determination Using Chemical Shifts

Anders S. Christensen

arxiv:1405.3642 v1 · 2014-04-24 · physics.chem-ph · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXQQTOXLDIHZTYVO4H6L75T4QQ}

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	2026-05-18T02:51:50.401249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7de109baeb1a0f99e2aee1fcbff67c843d7dee4bec289afcb7f18d0ef3bdb86b

Aliases

arxiv: 1405.3642 · arxiv_version: 1405.3642v1 · doi: 10.48550/arxiv.1405.3642 · pith_short_12: PXQQTOXLDIHZ · pith_short_16: PXQQTOXLDIHZTYVO · pith_short_8: PXQQTOXL

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/PXQQTOXLDIHZTYVO4H6L75T4QQ \
  | 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: 7de109baeb1a0f99e2aee1fcbff67c843d7dee4bec289afcb7f18d0ef3bdb86b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1ebae8793c1f0b56bd4bbaafa386db4e81c66fa7d7a73b83ff75cf05e292e36",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2014-04-24T19:54:01Z",
    "title_canon_sha256": "78f0091d8b0156d58603e5bebfbfb06cd00dbbc7021fc1baed85cc21e29718bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3642",
    "kind": "arxiv",
    "version": 1
  }
}