OpenTechnical

OT-2026-000082017

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, sustained blow-off before 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-2026-000082017) never changes.

Identity and time

Publication numberOT-2026-000082017 · never reused
Internal UUID01a0ae97-4d92-7692-accc-d33633e48bdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082017
StatusPUBLIC

Content hashes

Canonical text8cd9b0a669f033b058be0114058e857f8bd57824fb9e1fab595f2fa03581be8b
Markdown6de345121d04ef76032da240f001825295ff123a7f025de3559148b632f8090e
PDF
Publication page50870e13aad4a386c3a31fbdef6bebd6abeb9811a3083009e24e2b2bd0c334a5
Manifest6832a5d9dc5e5207edb10a6cef37c1e1b25ad6bc8654e39fca8e4c4f9c610192

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
Signature0YX6muSPScx1AfpcZZVsUeBpAzvYwbfVneZmiblSQrQozoXWwRo4J7PxYLDPaz5P68LJmga9bE1bI+PIccvfAw==
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

2026-09-17T09:58:43.940948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082017
observed 50870e13aad4a386c3a31fbdef6bebd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.921825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082017/manifest.json
observed 6832a5d9dc5e5207edb10a6cef37c1e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.904588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082017/publication.md
observed 6de345121d04ef76032da240f0018252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.886190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082017/publication.txt
observed 8cd9b0a669f033b058be0114058e857f...
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.