OpenTechnical

OT-2026-000085779

Publication integrity record

Four cup vacuum gripper, four zone face, single 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-2026-000085779) never changes.

Identity and time

Publication numberOT-2026-000085779 · never reused
Internal UUID01a0ae99-e829-72de-aebf-14eba7d591a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085779
StatusPUBLIC

Content hashes

Canonical text9a6b2ef65221bff8a30797184f728d46cfb52a2b2c39812e3d0efc02b8332a7f
Markdown31c8b3a35b30222dcffc30ca21ef070c9f7d4201cf2157e79e96edbfbeedc5a4
PDF
Publication page8767c2d864a9e5e32dc6df3ba8e8be90407b48b14149d1f280ef89db11dde1a1
Manifest9fe5f18cb8b027fc57d9a150fe37bbe52aa818eb588b8cd9bc6d853c37aba0aa

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
SignatureWOz067+W5u0nsecUPGVYEbYlCgRw5dE5xoPLPc9HvlPNEW9SJzXphyddrtj5EJ/p0aq+SFvVZD5JNDq/b45zAw==
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

2026-09-17T09:52:40.388682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085779
observed 8767c2d864a9e5e32dc6df3ba8e8be90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:40.371432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085779/manifest.json
observed 9fe5f18cb8b027fc57d9a150fe37bbe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:40.354844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085779/publication.md
observed 31c8b3a35b30222dcffc30ca21ef070c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:40.337873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085779/publication.txt
observed 9a6b2ef65221bff8a30797184f728d46...
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.