OpenTechnical

OT-2026-000075045

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000075045) never changes.

Identity and time

Publication numberOT-2026-000075045 · never reused
Internal UUID01a0ae93-ac2e-729b-b697-6de1d3a99c01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075045
StatusPUBLIC

Content hashes

Canonical text916eec612fcd087361e8968922f2cfc1718b4df3645d77f5fd60c96468078061
Markdown5d7a1336e71b7b7c0e19a8879cf53062e6976a2c3eccacd552bd8ac231b120fd
PDF
Publication page871a9baf918af588caab756bdd7812397b67f1b1b27c36e0682fc959fce4ad3d
Manifest55a6cdd7cd7f26409a2c00489857c813e11fa2e15755a34adaf0207fc9fb6990

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
SignaturetX+EeKN1OSNIvLxlgrIaDVD7EyTSxoOvXMETVaO8ZLV09Rg5L2poXdaaZ0pCXIRkooPnfQMqBdAg9ljFg3NuBA==
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

2026-09-17T10:18:51.640101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075045
observed 871a9baf918af588caab756bdd781239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.622998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075045/manifest.json
observed 55a6cdd7cd7f26409a2c00489857c813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.605207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075045/publication.md
observed 5d7a1336e71b7b7c0e19a8879cf53062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:51.588470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075045/publication.txt
observed 916eec612fcd087361e8968922f2cfc1...
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.