OpenTechnical

OT-2026-000084844

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three 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-2026-000084844) never changes.

Identity and time

Publication numberOT-2026-000084844 · never reused
Internal UUID01a0ae99-43b4-7148-8837-18ae882450ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084844
StatusPUBLIC

Content hashes

Canonical text5c5b80fb905a3b16668c5b1a201d60c6a370a629d284fd1d435ba2db8451533f
Markdown9e68f4bca3bf5401f6ea9c0f00571bffefed208ea6c8b4ad673f06dc0e43ed90
PDF
Publication page88da7003233f135f84f6a90ce11f0f3544bfe2f3a8707a429e2ac4231e3122c1
Manifest2dae409b727fd4439e1ed44baec8398a274c11e7825e9d74db21d835bcd74f2d

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
SignaturezjpPeRA9qqQ3KeRrozodU1sYl0LA3UhOpoKjxx6p7Cs0CH1inHiwRQFC1/5bY9qbiaUPTdSi/Rqm1SFYW5JNDw==
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

2026-09-17T09:54:47.910167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084844
observed 88da7003233f135f84f6a90ce11f0f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.892611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084844/manifest.json
observed 2dae409b727fd4439e1ed44baec8398a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.876152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084844/publication.md
observed 9e68f4bca3bf5401f6ea9c0f00571bff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.857003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084844/publication.txt
observed 5c5b80fb905a3b16668c5b1a201d60c6...
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.