OpenTechnical

OT-2026-000092438

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single 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-2026-000092438) never changes.

Identity and time

Publication numberOT-2026-000092438 · never reused
Internal UUID01a0ae9d-b5fc-7052-8a55-d763dc5c8543 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092438
StatusPUBLIC

Content hashes

Canonical text53e4c728b494efdb32bcd7c84494762d90817bd6bd49e585d04c64ffca52638c
Markdown769ab01ca56b05965e40e03c84e21beba187bc6a3f11b4ad5af7364c6ef022ac
PDF
Publication page622ac950eae13b94790c958b45f5a54c1026a6b66ed9505e4257ee2b481c6873
Manifest87d943218cd516a8fc292e24bcc1c233213964948f00a50222a0115bcecc11ff

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
Signature39meeogoJydHdesDrhaMMMrzwb+bCixdeaQnVYfMGwN8DR6uXnH7KrI+KCkYbr3lBBVA7T+MBbRPGMDmBzPeDg==
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

2026-09-17T09:40:59.724148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092438
observed 622ac950eae13b94790c958b45f5a54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.703966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092438/manifest.json
observed 87d943218cd516a8fc292e24bcc1c233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.685828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092438/publication.md
observed 769ab01ca56b05965e40e03c84e21beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:59.666116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092438/publication.txt
observed 53e4c728b494efdb32bcd7c84494762d...
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.