Pith Number

pith:UURN2OGF

pith:2021:UURN2OGFOCXG4XINIIQA76O2CU

not attested not anchored not stored refs pending

Measuring surface tensions of soft solids with huge contact-angle hysteresis

Dominic Gerber, Eric R. Dufresne, Jin Young Kim, Nicolas Bain, Robert W. Style, Stefanie Heyden

arxiv:2103.04975 v2 · 2021-03-08 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UURN2OGFOCXG4XINIIQA76O2CU}

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	2026-07-05T02:57:43.990392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a522dd38c570ae6e5d0d42200ff9da1534d6007876e8287cc8aab5d8235ebb75

Aliases

arxiv: 2103.04975 · arxiv_version: 2103.04975v2 · doi: 10.48550/arxiv.2103.04975 · pith_short_12: UURN2OGFOCXG · pith_short_16: UURN2OGFOCXG4XIN · pith_short_8: UURN2OGF

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/UURN2OGFOCXG4XINIIQA76O2CU \
  | 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: a522dd38c570ae6e5d0d42200ff9da1534d6007876e8287cc8aab5d8235ebb75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "221b897f67b397ac88e73a0cd59a7096b3707d26f938b63edfc2a46899ab8252",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2021-03-08T18:52:09Z",
    "title_canon_sha256": "b82b3a8adb518d0b87d70d6291f64d94d061301c9f21c16a9c082793bd6a9149"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.04975",
    "kind": "arxiv",
    "version": 2
  }
}