Pith Number

pith:SQKB6GWS

pith:2017:SQKB6GWSNLDM4JZWAVKIWZ4RBX

not attested not anchored not stored refs pending

In-situ identification of various structural features of vanadyl porphyrins in crude oil by high-field (3.4 T) ENDOR spectroscopy combined with DFT calculations

Andrey Galukhin, Georgy Mamin, Irina Gracheva, Marat Gafurov, Sergei Orlinskii, Timur Biktagirov

arxiv:1701.09081 v1 · 2017-01-28 · cond-mat.mtrl-sci · cond-mat.other · physics.atm-clus

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQKB6GWSNLDM4JZWAVKIWZ4RBX}

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	2026-05-18T00:51:38.491548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94141f1ad26ac6ce273605548b67910dff6c12fa9d0c6b1ca3d01ef3ccc7278b

Aliases

arxiv: 1701.09081 · arxiv_version: 1701.09081v1 · doi: 10.48550/arxiv.1701.09081 · pith_short_12: SQKB6GWSNLDM · pith_short_16: SQKB6GWSNLDM4JZW · pith_short_8: SQKB6GWS

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/SQKB6GWSNLDM4JZWAVKIWZ4RBX \
  | 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: 94141f1ad26ac6ce273605548b67910dff6c12fa9d0c6b1ca3d01ef3ccc7278b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "604222cb904509432b45f84690e7c7ca67f3625dfde207a80a713dac78beb65c",
    "cross_cats_sorted": [
      "cond-mat.other",
      "physics.atm-clus"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-01-28T06:12:52Z",
    "title_canon_sha256": "1bcb033c51ab530bfe8b71077dacf3b159534134788a306d53d38f716a6ce88c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.09081",
    "kind": "arxiv",
    "version": 1
  }
}