OpenTechnical

OT-2026-000084713

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000084713) never changes.

Identity and time

Publication numberOT-2026-000084713 · never reused
Internal UUID01a0ae98-e25d-7a43-83d0-08ffe35cc73b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084713
StatusPUBLIC

Content hashes

Canonical textde2ec12a5f6c5f0e5a6c52ee6a9dcfa97d86f080c7c8ac150141fe3c13bf1b06
Markdowne409503b6a509b4c7a9de0ad48a4c6d31a08f76ab9efd9215805ab474fda8f06
PDF
Publication page1c9e9cb4886789a43eb6aa3c085796fedabc3a36837304a689b0351b464b0464
Manifest5c1710748fe3d01d6a3a16fec46d404b70cbd8eaea2eccc0f5fe99b03e954bdb

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
Signature9kq4r/W3Ab7ofq49ORw7B584XRDGlSbTXVv9jd9xFV6e4ALolY883BNU+vZVijFEYinnZTACalUmLzs1e5t8Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:39.027832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084713
observed 1c9e9cb4886789a43eb6aa3c085796fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.007514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084713/manifest.json
observed 5c1710748fe3d01d6a3a16fec46d404b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.985270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084713/publication.md
observed e409503b6a509b4c7a9de0ad48a4c6d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:38.961880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084713/publication.txt
observed de2ec12a5f6c5f0e5a6c52ee6a9dcfa9...
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.