OpenTechnical

OT-2026-000024254

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000024254) never changes.

Identity and time

Publication numberOT-2026-000024254 · never reused
Internal UUID01a0ae70-e8c8-78e0-9641-d81d96d834a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024254
StatusPUBLIC

Content hashes

Canonical text05f5ec4bfc38d94364bc6f68a36fd074acf5d1a74ee8068f8c4ecc47a4999708
Markdown77615cbdadcea0d4d5a1d2c4bae66fb924239c894571e6810469a9647bb09fcb
PDF
Publication page9b6a6e4d7aa2c8676ff23a5320366f30f52e601b7997f135523e10d14494c1c1
Manifest6624fa411f9535cd7f34c9fd102d68e8593f258782c9b3c274d633b50af4c979

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturecAgnEbxzogT2+p2eOe0pMGxediMg15mK+E8d+QyzeLpQTThqz44aYqAJH6MIjQQBs41jeVUCEHecSOiiaPPJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:48:43.956683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024254
observed 9b6a6e4d7aa2c8676ff23a5320366f30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:43.937460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024254/manifest.json
observed 6624fa411f9535cd7f34c9fd102d68e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:43.918740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024254/publication.md
observed 77615cbdadcea0d4d5a1d2c4bae66fb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:43.900385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024254/publication.txt
observed 05f5ec4bfc38d94364bc6f68a36fd074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.