OpenTechnical

OT-2026-000098855

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000098855) never changes.

Identity and time

Publication numberOT-2026-000098855 · never reused
Internal UUID01a0aea2-8286-7198-8d4d-79a2c8ddff49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098855
StatusPUBLIC

Content hashes

Canonical text6b719915d2fb91c9ff36aa600c74ce3b57b9427a26b858a26ba2ff4f6b1e3624
Markdown60407a31a245b003b5623df8de56b747b277cfef70fc159ef1a5eaa994d159b6
PDF
Publication pageae44f9a46c133eda736c11bd912a31e515a13816aa840628aab71c0d305c1f69
Manifestd48c7cdaab99b29a4bbbb1728bd24b87b5559d0f069199a5438156793db28ea6

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
Signature8KUb1vdBFmbfMQDrmm36aCAuyyRTKuMbJWfXvCnzCm+iMZ2eDpyZLxHTVTt1y+zLseku0Y0szaXBnbzjA8qcCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:53.922684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098855
observed ae44f9a46c133eda736c11bd912a31e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.904815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098855/manifest.json
observed d48c7cdaab99b29a4bbbb1728bd24b87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.888773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098855/publication.md
observed 60407a31a245b003b5623df8de56b747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.871743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098855/publication.txt
observed 6b719915d2fb91c9ff36aa600c74ce3b...
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.