OpenTechnical

OT-2026-000101754

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, pulsed blow-off after 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-2026-000101754) never changes.

Identity and time

Publication numberOT-2026-000101754 · never reused
Internal UUID01a0aea4-0e17-7433-8f9a-c87fa459276a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101754
StatusPUBLIC

Content hashes

Canonical text08c3b9d1bac666b134d36396030abf505de5e4bbf65d7c838cbfab480af56af5
Markdown7fba3693c4ded50d8dc8b21d1cd73787c09f098a3e291ce18285228780651444
PDF
Publication page5ec0a0910d63f866255dacf61ceae2e97724b79dcd7719e4c90e4c4c3e34896b
Manifestae2e60c2ef340f6c7b6c150689f2526e0fd4ddfa393816e8f4f836f17b90d083

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
SignatureMD7Hnne6GrsV37Tu7zMQjHcEpgbpbnCRdvr+sBDxOF3VN1vyOXT/AvLfmzzt7+GsHH1EFJhwOK3kjhGtPWLSBw==
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

2026-09-17T09:26:14.836982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101754
observed 5ec0a0910d63f866255dacf61ceae2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.819119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101754/manifest.json
observed ae2e60c2ef340f6c7b6c150689f2526e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.802161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101754/publication.md
observed 7fba3693c4ded50d8dc8b21d1cd73787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.784002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101754/publication.txt
observed 08c3b9d1bac666b134d36396030abf50...
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.