OpenTechnical

OT-2026-000058376

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off after set-down

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-2026-000058376) never changes.

Identity and time

Publication numberOT-2026-000058376 · never reused
Internal UUID01a0ae88-f399-7d98-920f-6c01ab839395 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058376
StatusPUBLIC

Content hashes

Canonical text840a214e31fda73e1290745283b15e510b567f3ccafbd9f1a42b6ac772e18568
Markdown86c31467ea79cf3008301ab8ba419dad6d229fed1c50a9b32c7d391ddf0890a6
PDF
Publication pagefbe612dfd14de58ed4b5e3d33b10a58558402b800754b4ab605ccd2812b6f90e
Manifestb85d2b185464e4eb03252f2dcfd3191d94326445c98777c6cd36bf9aa271616b

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
SignatureXAaE1ULEmv3dkTZQfvQ6tcYf0zP/Z7/G2AJL8HImggkST9EGT7KGM7TdmW1m+/thArpES5tExj/1I0IMxHZ+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:47.902745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058376
observed fbe612dfd14de58ed4b5e3d33b10a585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.885191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058376/manifest.json
observed b85d2b185464e4eb03252f2dcfd3191d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.867460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058376/publication.md
observed 86c31467ea79cf3008301ab8ba419dad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:47.850096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058376/publication.txt
observed 840a214e31fda73e1290745283b15e51...
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.