Pith Number

pith:ZJSFZJ2C

pith:2016:ZJSFZJ2C2THESCOF5VICYUT2R3

not attested not anchored not stored refs pending

Daala: A Perceptually-Driven Next Generation Video Codec

Guillaume Martres, Jean-Marc Valin, Nathan E. Egge, Thomas J. Daede, Timothy B. Terriberry

arxiv:1603.03129 v1 · 2016-03-10 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZJSFZJ2C2THESCOF5VICYUT2R3}

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	2026-05-18T01:19:16.925781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca645ca742d4ce4909c5ed502c527a8ef0ea6b07d942933e4f11d91d22d28edc

Aliases

arxiv: 1603.03129 · arxiv_version: 1603.03129v1 · doi: 10.48550/arxiv.1603.03129 · pith_short_12: ZJSFZJ2C2THE · pith_short_16: ZJSFZJ2C2THESCOF · pith_short_8: ZJSFZJ2C

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/ZJSFZJ2C2THESCOF5VICYUT2R3 \
  | 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: ca645ca742d4ce4909c5ed502c527a8ef0ea6b07d942933e4f11d91d22d28edc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d63b3c18d983b5c842ed4f1ed0497508fd506472cf0ee0575c85cf43e5551782",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2016-03-10T02:40:05Z",
    "title_canon_sha256": "2644fbc5ea1ee8f2cadf4521aadf6da9d7f6437931c9c53f56749f1b0ba5db1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03129",
    "kind": "arxiv",
    "version": 1
  }
}