OpenTechnical

OT-2026-000094519

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000094519) never changes.

Identity and time

Publication numberOT-2026-000094519 · never reused
Internal UUID01a0ae9e-f4e9-73fa-8f77-67e0df09240b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094519
StatusPUBLIC

Content hashes

Canonical textd806823a8f4b920e2ac096b57118d4218d415a88bf0ee6d399996a03e8850d52
Markdowneea4c3ab1352cd2cdc8f0132a255849c4648a5933182e5064f896fc5c5f6f4ab
PDF
Publication paged773ec8fbbef8c3860ba9cd62d8a5a99de7152cfeb9b94506d8eded34efde9d6
Manifest15ff211826ffbad3cc9e09b15ec40e1a483d01df24a3980e97270631e46d45aa

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
SignaturekWpO2jimODGSjU8e9zsNeampu0MvllBn6CXzkviRYwMcv8YlfRsr5UaIobXvjJKxMZTzeKu5VL/HNTLUFQ+2Cw==
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

2026-09-17T09:37:57.443142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094519
observed d773ec8fbbef8c3860ba9cd62d8a5a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.425551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094519/manifest.json
observed 15ff211826ffbad3cc9e09b15ec40e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.408120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094519/publication.md
observed eea4c3ab1352cd2cdc8f0132a255849c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.391497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094519/publication.txt
observed d806823a8f4b920e2ac096b57118d421...
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.