OpenTechnical

OT-2026-000009833

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000009833) never changes.

Identity and time

Publication numberOT-2026-000009833 · never reused
Internal UUID01a0ae6b-cb78-7371-943b-665709507497 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009833
StatusPUBLIC

Content hashes

Canonical text0a8420baa6f9aedff4771b438c7ced08582753628a688d6983d22eab62de92f9
Markdown49889179df6ef4f4f77e32f21a304f753a3c262eaae50b0890511f0ca8d4fde2
PDF
Publication page329961f1d254ba86598b9963d122ec32063a030bb6b975661ae463b6eff83f54
Manifest39883a66460b3184c7e9a544c5bb358e5296e69a7d717f201bfc41bd32e835c1

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
Signatureg2lQF+E26T12PvYgX7VuYlNfC7xIH6W02/DjNv6HZGbpzaRk6WYBfeo68ZI9wp4N50QhZ/YZk2+ZFuH+qxzXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:49.537907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009833
observed 329961f1d254ba86598b9963d122ec32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.518766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009833/manifest.json
observed 39883a66460b3184c7e9a544c5bb358e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.497578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009833/publication.md
observed 49889179df6ef4f4f77e32f21a304f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.477319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009833/publication.txt
observed 0a8420baa6f9aedff4771b438c7ced08...
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.