OpenTechnical

OT-2026-000067377

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000067377) never changes.

Identity and time

Publication numberOT-2026-000067377 · never reused
Internal UUID01a0ae8f-6bd8-72aa-a2db-eb9cac85b69b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067377
StatusPUBLIC

Content hashes

Canonical textbb4720a6363ae8003a5df9f68934d1a72e3babf74459561f68516510d1c9d686
Markdown35ed7c33032535bdda19e54a66a1cc68c10607ad944ebae569ad011179f7a0a2
PDF
Publication page2dfbf98936ef643ae1b37c525e2c15743bcea7ef670a423c57e848d05bbb52cd
Manifest3db1aef9fdbedb8cd84b4b2b376d59fb910c78d382597e3659d6dcfb19ade483

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
SignaturefqHfU5KWgEQzCQ/XEgn6qxZtlh3VNs7B/TpMk/tRIA/LVc8cg1aIMhHdm8kBCka/M8TZYoAeRuHCXUPf/dEuBw==
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

2026-09-17T10:31:33.907931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067377
observed 2dfbf98936ef643ae1b37c525e2c1574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.892375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067377/manifest.json
observed 3db1aef9fdbedb8cd84b4b2b376d59fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.876220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067377/publication.md
observed 35ed7c33032535bdda19e54a66a1cc68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:33.858351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067377/publication.txt
observed bb4720a6363ae8003a5df9f68934d1a7...
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.