OpenTechnical

OT-2026-000068858

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068858) never changes.

Identity and time

Publication numberOT-2026-000068858 · never reused
Internal UUID01a0ae90-6dcc-7dc3-ae0b-8714f36777a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068858
StatusPUBLIC

Content hashes

Canonical textf566fd7861459a21e1de911af61d9255f225ccc602afbc8217590d894564bef2
Markdownfed79c95073321cb8b36321836ebf473f15ebd7b7c26a685ce32d1a6e187e17a
PDF
Publication page1de9c09fddbc77e006535de380c3670fb9d2d75a192e77a8cf4deb90f3d980d4
Manifest15e2f66c539cafeeac533fc37c27d6ce9cbaf147541fd27633888be2bcfa1330

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
Signature968b+t8GJyhsflGKYXKZqQTjSkDVDFBV1yWjEI2G98Du1GVQJF+CtxIAn64CSARSL6YcWKnxk9v/FLsajbLgBw==
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

2026-09-17T10:28:40.294072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068858
observed 1de9c09fddbc77e006535de380c3670f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.278593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068858/manifest.json
observed 15e2f66c539cafeeac533fc37c27d6ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.261362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068858/publication.md
observed fed79c95073321cb8b36321836ebf473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.245286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068858/publication.txt
observed f566fd7861459a21e1de911af61d9255...
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.