OpenTechnical

OT-2026-000102480

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off 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-2026-000102480) never changes.

Identity and time

Publication numberOT-2026-000102480 · never reused
Internal UUID01a0aea4-858a-7116-a8d0-e3632b35985f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102480
StatusPUBLIC

Content hashes

Canonical text6022fbeade0b2c08a90286222f8a69ad2981282741a26883802d91b51f1b3788
Markdown6e1a5ee34007d2f52c8a80dc0b4f1ec6cd2a5fd0443e9a4591036647205348eb
PDF
Publication pageb2a790c38986621ae6fe2401056f63b650f7edf017a37e87b4ea634aee3683ad
Manifest7088162c84ac811cfeb7b83d83d4942054ba45976dcf342dcee273461eb8366d

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
SignatureHV5JZBhUNqpEsOfUqgmmMyQb705Hy5KViBYrBVWsOejbBND/Ukcpu5kxU4+OLRFWH7627zIkfnRR1MkbJg0LCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:50.031927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102480
observed b2a790c38986621ae6fe2401056f63b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.012868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102480/manifest.json
observed 7088162c84ac811cfeb7b83d83d49420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.994218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102480/publication.md
observed 6e1a5ee34007d2f52c8a80dc0b4f1ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:49.975260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102480/publication.txt
observed 6022fbeade0b2c08a90286222f8a69ad...
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.