OpenTechnical

OT-2026-000084779

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000084779) never changes.

Identity and time

Publication numberOT-2026-000084779 · never reused
Internal UUID01a0ae99-43b3-7212-aebf-e5a020310b9f · 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-2026-000084779
StatusPUBLIC

Content hashes

Canonical textb5e3fdcfb3f5f907dd1fb128870cb65412a132258aa9cd21c5ffd74e83607e66
Markdownc70fedb27c235b5bc4a6973edbbabb765b7b9dbbad00cad62eb986e09f7845e1
PDF
Publication page8c9c4c26b15219b93216b86cd602d356618e3222cdfae1f4ab96e6d11edc00d8
Manifest7dd891dc1ec9c775200e64d36a687eb525f4dce1b396dbe244ecd9b508feebdb

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
SignaturekZarbShiBgexuAkhd35XxKut0PkdUc9pBRPq6Vvki03241nEsehLJIsoErDLTwYT2HypvMOu1ouymfFZjjwHCw==
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

2026-09-17T09:54:42.861347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084779
observed 8c9c4c26b15219b93216b86cd602d356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:42.841999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084779/manifest.json
observed 7dd891dc1ec9c775200e64d36a687eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:42.823167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084779/publication.md
observed c70fedb27c235b5bc4a6973edbbabb76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:42.804479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084779/publication.txt
observed b5e3fdcfb3f5f907dd1fb128870cb654...
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.