OpenTechnical

OT-2026-000014020

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed 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-2026-000014020) never changes.

Identity and time

Publication numberOT-2026-000014020 · never reused
Internal UUID01a0ae6d-8deb-7cbc-ae68-8af23a1c8781 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014020
StatusPUBLIC

Content hashes

Canonical text4eb1f1deaef64fa2740a45b24bfd7de8fef446a86a7c98600a863d502939ca3a
Markdown8ca183b4d2b2ab299ac4d47eb40cab39ecba44debe4732d86947d91dbe3914d5
PDF
Publication paged5041e33bad14e6d521350e6e64035b8072c92bc6dacbc7f6f92abeb49a4684f
Manifest851e3203fbc00be26163e6509a33c31344fda6fa6b58cae34863850211a35fcd

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
SignaturevGDEAVU1FY70wBiM1mcVLLF1WtM+Cq5GjzdoxisUH9bMNjbPXfYbs+nNbCJCX0w/0G2828gByaffAMlIQbgIDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:09:14.817474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014020
observed d5041e33bad14e6d521350e6e64035b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.800220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014020/manifest.json
observed 851e3203fbc00be26163e6509a33c313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.781326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014020/publication.md
observed 8ca183b4d2b2ab299ac4d47eb40cab39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.763948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014020/publication.txt
observed 4eb1f1deaef64fa2740a45b24bfd7de8...
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.