OpenTechnical

OT-2026-000022218

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000022218) never changes.

Identity and time

Publication numberOT-2026-000022218 · never reused
Internal UUID01a0ae6f-f4fc-7550-9eae-2c92c9bd5de0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022218
StatusPUBLIC

Content hashes

Canonical text963c8e8eceb9fbf679aadcfb1772a7a11a8cf03830dd689acdb84d05b98eb638
Markdown842bf787e73cc7f5336ad0ce3ed8403c70c7e2df06790ba7601fc81b9051256c
PDF
Publication page966478955ba61306863918d2a5a8c72be9f28c9ccc8457aec8b7da3d7dc0bad8
Manifest827e142d55f371ae3ad66252a0ad4dbb9cc7684cbc39f3c18f37263896d28d76

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
SignaturejtHilEympQgkTnNyr04RPCoJvGBjsmwLaP8ibesyLh/kZCPi1EvUv8O1wLFaP+hfExrGUY3iis5ujRZtMWqHDw==
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

2026-09-17T11:52:54.368960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022218
observed 966478955ba61306863918d2a5a8c72b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.333656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022218/manifest.json
observed 827e142d55f371ae3ad66252a0ad4dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.317609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022218/publication.md
observed 842bf787e73cc7f5336ad0ce3ed8403c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.299090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022218/publication.txt
observed 963c8e8eceb9fbf679aadcfb1772a7a1...
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.