OpenTechnical

OT-2026-000008311

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, vented after set-down

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-2026-000008311) never changes.

Identity and time

Publication numberOT-2026-000008311 · never reused
Internal UUID01a0ae6a-908e-7756-8a20-a6af2b25ffcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008311
StatusPUBLIC

Content hashes

Canonical text513c9fe9480af18190671facdf8fad00e80f92d4bffc1c4dcf6f175513b479bd
Markdownf989b06c6addfe6a19e21a734b370040c2a8425845befdedcd931aaaf7161207
PDF
Publication paged9c0be04d89e7c2133a540cdd8d45b0af0b21b531b8688e27e67278cd6bdea6c
Manifest4307d0a29023d274a5d431b405ae9a796033780a34f3af471c7e194bf3ad5c0c

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
SignatureVm3XtN++6PzrLQpvIYd/NbYiLrS7f/DaiNVqXQvc1P08FLEEFtKpuybNhLUJDJU6DvEZws0iSma+XU1q9uHMBg==
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

2026-09-17T12:20:52.444641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008311
observed d9c0be04d89e7c2133a540cdd8d45b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.426004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008311/manifest.json
observed 4307d0a29023d274a5d431b405ae9a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.407291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008311/publication.md
observed f989b06c6addfe6a19e21a734b370040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.387657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008311/publication.txt
observed 513c9fe9480af18190671facdf8fad00...
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.