OpenTechnical

OT-2026-000079239

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079239) never changes.

Identity and time

Publication numberOT-2026-000079239 · never reused
Internal UUID01a0ae96-0b8f-7ab8-8cc5-ad2d758718e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079239
StatusPUBLIC

Content hashes

Canonical text6b51837e8d7636deea71b892379dab81384d7d9e3135dde1364d3474757ad914
Markdown0b6cfdd351e45c9fac82ea33b4fefce11d5b7ac04d644939c27bf5e40c7d6304
PDF
Publication page28f56c61dcc695dede7b60b043c020cf9c0e3aab1e5278facc2f19034ca713af
Manifest4c7828fabff1af677459f610505c4d93734df7a9ecd9d94dd77e9cd8a9842850

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
SignatureyjhwprCOWpfyQYvSd7olbWG3nbwfKb8epZ5pGVyE0aL91vgyY3pR3WAaBS0ZhQYsB5EEiWSDyPmcxVzvUj9sBQ==
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

2026-09-17T10:04:49.919789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079239
observed 28f56c61dcc695dede7b60b043c020cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.901180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079239/manifest.json
observed 4c7828fabff1af677459f610505c4d93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.885352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079239/publication.md
observed 0b6cfdd351e45c9fac82ea33b4fefce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.868417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079239/publication.txt
observed 6b51837e8d7636deea71b892379dab81...
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.