OpenTechnical

OT-2026-000089007

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line 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-2026-000089007) never changes.

Identity and time

Publication numberOT-2026-000089007 · never reused
Internal UUID01a0ae9b-8f12-718e-b195-f98c2d645883 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089007
StatusPUBLIC

Content hashes

Canonical textabd3746b25e298eb5f7947668260c79ae9af492f4b91642dcba5bd4f1aac41cf
Markdown2c4214786fc0921771cfb4c447440658f96dc395dbc8ba0a0a32c17f2a1b3c48
PDF
Publication page251e56ca22287ed427dc40b5029714c1678b06c2ec39568ca4a66656cb7a4165
Manifestd5e496a9559a0979701bfdee0eb50bb0811536aed7e5e1f92ff11dd221ea2b3f

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
SignatureH71uR4dC6f/W3w0w+QWiadEZlnOCg0Bu85d6fhkkIJiRSYAx8VuGCFnu39ysz9P2aGsSmA/pP/0v1x/mXet5Aw==
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

2026-09-17T09:48:30.637719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089007
observed 251e56ca22287ed427dc40b5029714c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:30.619677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089007/manifest.json
observed d5e496a9559a0979701bfdee0eb50bb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:30.602537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089007/publication.md
observed 2c4214786fc0921771cfb4c447440658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:30.583560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089007/publication.txt
observed abd3746b25e298eb5f7947668260c79a...
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.