OpenTechnical

OT-2026-000103108

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000103108) never changes.

Identity and time

Publication numberOT-2026-000103108 · never reused
Internal UUID01a0aea4-be3d-70b7-b3b2-cb928bffdfc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103108
StatusPUBLIC

Content hashes

Canonical text7500cbd1dad75e9e9029d36096fcf836ed18e3cf07e3e8a19f0fcc83751b157e
Markdownd3744a9caf73251e9102e2bdf25a7c640e2dd987a1de2ddf32098a0dae761c83
PDF
Publication page16d3147574936c1d404011816860ef813d6d1b5d1820b98f028d039d6bc040da
Manifestb9bc06c5f7f43f8c7f88951a2ae9b4b3e2e2366c6e4f81af55ee75a2d5052b8f

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
SignaturedMsvIUuS66LoruKzgajCz7rLFwimXDFkR+5PTy/IeXEieZeuxgc1nkaHGqhYlVbR4uTB7Olu7hX+7lUmnmTTCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:14.294896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103108
observed 16d3147574936c1d404011816860ef81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.276536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103108/manifest.json
observed b9bc06c5f7f43f8c7f88951a2ae9b4b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.258286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103108/publication.md
observed d3744a9caf73251e9102e2bdf25a7c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:14.239198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103108/publication.txt
observed 7500cbd1dad75e9e9029d36096fcf836...
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.