OpenTechnical

OT-2026-000041500

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000041500) never changes.

Identity and time

Publication numberOT-2026-000041500 · never reused
Internal UUID01a0ae79-e89f-7535-97f0-7c7e37d2e344 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041500
StatusPUBLIC

Content hashes

Canonical text35e54a0b9eeb3bafd65c1424f0851ac6347255a538d367b603785aeb1e2cedd6
Markdown222c89874d96ba4885fc3c6a71045fc127855026bd4cb2afafb744a2ce6fe1ff
PDF
Publication pagebbfb948774111375bb99403480ebc28af01f0833eaf05a23673aabb53531a02d
Manifestdf96f42e328838a54ad8551e1e1e93e2513af677bad53724ed739f2294781a5a

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
SignaturexnS0kssD27U0SPxy0SPIy7CSOqbDLvBe0O1n4iNeIbOz24NTeh2+qshwujOHqO+RUv1NZBivfKjLNK/wfUGuAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:15.945564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041500
observed bbfb948774111375bb99403480ebc28a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:15.929332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041500/manifest.json
observed df96f42e328838a54ad8551e1e1e93e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:15.911329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041500/publication.md
observed 222c89874d96ba4885fc3c6a71045fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:15.894515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041500/publication.txt
observed 35e54a0b9eeb3bafd65c1424f0851ac6...
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.