OpenTechnical

OT-2026-000005793

Publication integrity record

Porous face vacuum gripper, three zone face, three outlet manifold, ejector fed, contact triggered

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-2026-000005793) never changes.

Identity and time

Publication numberOT-2026-000005793 · never reused
Internal UUID01a0a945-10d7-7eba-bd94-f23f68871802 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:11:10.938609Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005793
StatusPUBLIC

Content hashes

Canonical text06d1b9f3e9051f028f77d70986a3c5acc47d472f5343d28b720e705eb3234f62
Markdownd386c88c3bd58a241ea7dd2f5944bbcae8cfe2c2e9b5cbe269849bc404acf58b
PDF
Publication pagee1c208ff7411946cf46c704c7f37fb58df48b58f8d558fe94967a3edc514354e
Manifestcc00225750426190eb83d68c489eb59bf372da46424663b3ce4b46e675f01574

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
SignatureuxSjRElvnvXfP5JP7P89kFHKwTbCgtyfEhARcMcZjigLJUt96LjAlPfkzXdAozK52f04XNl6sedAXDgOsFT1Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:32.381722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005793
observed e1c208ff7411946cf46c704c7f37fb58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:32.244587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005793/manifest.json
observed cc00225750426190eb83d68c489eb59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:32.230431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005793/publication.md
observed d386c88c3bd58a241ea7dd2f5944bbca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:32.217107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005793/publication.txt
observed 06d1b9f3e9051f028f77d70986a3c5ac...
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.