OpenTechnical

OT-2026-000070631

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070631) never changes.

Identity and time

Publication numberOT-2026-000070631 · never reused
Internal UUID01a0ae91-8c2b-710c-bcd8-8aa3b4d6a85c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070631
StatusPUBLIC

Content hashes

Canonical text3afc67a60c8edb2b32968bea2539db688c2d721432e90813925ada5acc0fc018
Markdownd5c9650c6a886d7d080d883968cde160c013191eab83bff8070c7aab6875e137
PDF
Publication page41b6ce04c6c6af6ae16a699f0b455fb29b5a2bb77d62976c73a4057d28df841a
Manifest540f66dc8f78dd9dc5f152d0f51dca771d1124345798f4fa08efc6c0e7eaf11e

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
Signature0MXDnuGDFS3qPWUVNXg92igZNR5835N87ldKwaEH2ZJh2MFdVtpbrWSO3OzzhCpFBJoYaSPErGjnDPjEniTuAQ==
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

2026-09-17T10:25:17.918504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070631
observed 41b6ce04c6c6af6ae16a699f0b455fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.899294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070631/manifest.json
observed 540f66dc8f78dd9dc5f152d0f51dca77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.882884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070631/publication.md
observed d5c9650c6a886d7d080d883968cde160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:17.864671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070631/publication.txt
observed 3afc67a60c8edb2b32968bea2539db68...
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.