OpenTechnical

OT-2026-000023662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000023662) never changes.

Identity and time

Publication numberOT-2026-000023662 · never reused
Internal UUID01a0ae70-aed4-79e6-a411-371621a5c04d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023662
StatusPUBLIC

Content hashes

Canonical textc2a40164dca67ed199085354506921d3dff401a67eb4f9c263502781358633e3
Markdown07beb2789cd3df64626c304e18d2f8079101f5ee18abff7be49924c7ed5eb949
PDF
Publication pagea136e2467d6c7d40232de360b0345e2dd121f21520224039962498c8b322fdac
Manifesta59aa20f444699c4b7ce651f1c19fee8795098391c3225c0151e7addadf98a7e

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
SignatureTisnB6pJIjQUdm2PwDE4sIcyddxzSt7bgsyP6vs34sgMUkf2iKRHsAfh8kc5DZXnis/GBfJBQ47QoQaw4QAxCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:49:58.770865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023662
observed a136e2467d6c7d40232de360b0345e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.753666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023662/manifest.json
observed a59aa20f444699c4b7ce651f1c19fee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.734790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023662/publication.md
observed 07beb2789cd3df64626c304e18d2f807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:58.715338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023662/publication.txt
observed c2a40164dca67ed199085354506921d3...
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.