OpenTechnical

OT-2026-000089973

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold 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-2026-000089973) never changes.

Identity and time

Publication numberOT-2026-000089973 · never reused
Internal UUID01a0ae9c-428e-7a24-bed9-3369995d1b1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089973
StatusPUBLIC

Content hashes

Canonical text9818dee0ab4b3acd07203ec91d5fedaa7b8e4069c1cc4219bcd4b950805567ad
Markdown18a0c86f0a0388accd9acae1c79d66f433192e1c5fe5c4ca3640db297fde04a6
PDF
Publication pagedd404dca0be2cdc38f1ac96ca0ed42a61f928ac0048d4eade9757a018feed42c
Manifest595cd0a8f540c98b80e8f2253f8731937779b0932e7856d24dcad8b93dd13600

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
Signature6TkX5EcmXYT2YKOOEOLDxsRzGVwpS52O+JQpzW9exvUnkQbVgvSBoKkJTPGHKzi97RD0TSU2paOY4d7R+rjqDg==
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

2026-09-17T09:45:21.688919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089973
observed dd404dca0be2cdc38f1ac96ca0ed42a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.672429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089973/manifest.json
observed 595cd0a8f540c98b80e8f2253f873193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.655218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089973/publication.md
observed 18a0c86f0a0388accd9acae1c79d66f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.638270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089973/publication.txt
observed 9818dee0ab4b3acd07203ec91d5fedaa...
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.