OpenTechnical

OT-2026-000094925

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000094925) never changes.

Identity and time

Publication numberOT-2026-000094925 · never reused
Internal UUID01a0ae9f-2dee-7b7a-b7ed-f1a48850b4da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094925
StatusPUBLIC

Content hashes

Canonical text5b17bd303881f07b79b12d4c4d39035b7afb6fdb316ad097827c39d73cf64f3f
Markdown7b1f7904f0ee8d6c5aebd1180e239738021607dcc16579e20bd219ee11ac1a8d
PDF
Publication page2fa79597695cf83b838659f2a9e37e92d204f2f4d6899606bc243668a06d225b
Manifest08c505374f797efa8792ee8425e188a5756359d7248861faac9380acc791cc69

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
Signature4pF3OvHWgt4R51UZ8LS9ZDO8Jgrq9khTMwRrzwbOVWnzOZ+evtXorzBEDwslb1+YLZsqf5m/4LUb5AXa8FLYCg==
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

2026-09-17T09:37:27.295257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094925
observed 2fa79597695cf83b838659f2a9e37e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.277699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094925/manifest.json
observed 08c505374f797efa8792ee8425e188a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.259580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094925/publication.md
observed 7b1f7904f0ee8d6c5aebd1180e239738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:27.241526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094925/publication.txt
observed 5b17bd303881f07b79b12d4c4d39035b...
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.