OpenTechnical

OT-2026-000086607

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000086607) never changes.

Identity and time

Publication numberOT-2026-000086607 · never reused
Internal UUID01a0ae9a-2c98-70eb-b984-bb2417dd1194 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086607
StatusPUBLIC

Content hashes

Canonical textb917419f01c03f657d67629bd388e1bbb8aff7f908d826edcb30a0d914ccdd75
Markdownbb8d61c425146cf2373cf61098f4c2182c81c7e2c2d9cd9487e0ad5ea75d98c1
PDF
Publication pagef01f69a483c2cd4ea938bb7c97f8b36d7db1460659b4c6fde0c0c681dcab489c
Manifestd21381a71c62a4b915440b77b55b96f786ca69aaacb9ad0beee096d802de035f

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
Signatureo1XXhwWBGW8dW0T2xj8mbNzbbh8LvsHm0PG8BePZvCg1EM+SCFaOA45lkzVvOnHL7bWI+VrVNqo1i9/6k5IuBA==
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

2026-09-17T09:52:27.185258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086607
observed f01f69a483c2cd4ea938bb7c97f8b36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.162141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086607/manifest.json
observed d21381a71c62a4b915440b77b55b96f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.145397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086607/publication.md
observed bb8d61c425146cf2373cf61098f4c218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.126689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086607/publication.txt
observed b917419f01c03f657d67629bd388e1bb...
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.