OpenTechnical

OT-2026-000065167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065167) never changes.

Identity and time

Publication numberOT-2026-000065167 · never reused
Internal UUID01a0ae8e-1df9-741e-88ef-ee530a41837e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065167
StatusPUBLIC

Content hashes

Canonical text48e6902e108247da4dfb9e24b8ca782d56d05ccfadf08eeaca8634b603f4a871
Markdowne2c22975db8867386e3e4f4fe590f81e465a07306a6a79d72ece0e4c968314d9
PDF
Publication page2bbe996e3b48e84b539639514be56282ef017850b0b75e1d1cf4961334c773c7
Manifest7e19f012e9a22187879d13fee74f643e87b150c27433f881decc71987664720b

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
SignatureXHzrpFTV4ec9UUPbFHyYsKGa4po/Be0e+xgS76kLE3T1QiXnrz03wG9v7o824BMCxGwirrLsZrHYPH3n9Oo9BA==
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

2026-09-17T10:35:00.503617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065167
observed 2bbe996e3b48e84b539639514be56282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.487539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065167/manifest.json
observed 7e19f012e9a22187879d13fee74f643e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.467343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065167/publication.md
observed e2c22975db8867386e3e4f4fe590f81e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.447151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065167/publication.txt
observed 48e6902e108247da4dfb9e24b8ca782d...
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.