OpenTechnical

OT-2026-000096722

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000096722) never changes.

Identity and time

Publication numberOT-2026-000096722 · never reused
Internal UUID01a0aea0-a4ac-7267-9e28-f44d7be35820 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096722
StatusPUBLIC

Content hashes

Canonical text4cf0931d7c9f140fb14d5375b2200a8a35a3ee98810c8bc4d15ad11130778885
Markdowne9e068c7f0b1afb2706aab67c8960c08f7386148da4121569c423c11a97d6503
PDF
Publication pageaa0cac847424e954bb3d376e5ecd70c38bfcbb028215709fbe1ccef8ce070043
Manifest5214846d456e4c198a559fb0646475864c9072321bdb529e6cf4619a5ccabc54

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
SignatureEKDHolQR2EboJxQqtw2sBtPYHn3YLJdHNb+BeV1CB8xG5UTnu5d2MQHWDCYDLWojBWPMFMvwlW2mVj3p2Z7TDw==
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

2026-09-17T09:34:17.354005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096722
observed aa0cac847424e954bb3d376e5ecd70c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.335737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096722/manifest.json
observed 5214846d456e4c198a559fb064647586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.316924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096722/publication.md
observed e9e068c7f0b1afb2706aab67c8960c08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:17.299475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096722/publication.txt
observed 4cf0931d7c9f140fb14d5375b2200a8a...
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.