OpenTechnical

OT-2026-000078823

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000078823) never changes.

Identity and time

Publication numberOT-2026-000078823 · never reused
Internal UUID01a0ae95-ccbd-7161-95aa-4e787f7f3dcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078823
StatusPUBLIC

Content hashes

Canonical text62972f66ba1274cfb7a22193e74ebd4148b8d5f5d197fd75a8b332a0157032f4
Markdown12c9acefefcf3cdf70462f9b519780c6d2a97eaccb24a0a169f2065fbd44ff3e
PDF
Publication page660e796be76d0c2b3ca0f0c876bff6847c6e9cb9fc0b1a25e9873903cb910f05
Manifest6cbf10be0953ffe99aa786a6fbadefa7322624ada66b49e0619750a924822479

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
Signature2BBQqhjE+29AF1EZCvGaV5VOFx9EGMFFKeGXJhUFToq1AsZtJ0CTf+qF4ZoexEkotJr07DpQc8vulUhMmw/PBA==
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

2026-09-17T10:05:37.250605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078823
observed 660e796be76d0c2b3ca0f0c876bff684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.232926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078823/manifest.json
observed 6cbf10be0953ffe99aa786a6fbadefa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.213688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078823/publication.md
observed 12c9acefefcf3cdf70462f9b519780c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:37.196101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078823/publication.txt
observed 62972f66ba1274cfb7a22193e74ebd41...
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.