OpenTechnical

OT-2026-000086619

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000086619) never changes.

Identity and time

Publication numberOT-2026-000086619 · never reused
Internal UUID01a0ae9a-2c98-7dfd-85c4-3845b6a1c78d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086619
StatusPUBLIC

Content hashes

Canonical text78d116d9347ac7debb6f4b209c39038d9c98e9429adac64b5a84263057dff8ad
Markdown65f21f6de7012b6d47f84ee2cbd87886bc240cec5e4981ed9ba9aa00b8ef769b
PDF
Publication paged41ec623f0d29ce95870972f8d2530684803a2e1c9ab4ff7938cbfc4eaf88d43
Manifestc036dd69539685b1fac90db5a63670869b3c8ceb566811f6ecba43f5e0453796

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
Signature1ql9nSnzMh4XE9PW/K8JZrEVbtZfG8VJl7M9Ue9N0BAP9PKMk5miXvbKKhRipVnHiJ3rzxSRkQ5fghVT3oKeCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:28.145165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086619
observed d41ec623f0d29ce95870972f8d253068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.124666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086619/manifest.json
observed c036dd69539685b1fac90db5a6367086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.107007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086619/publication.md
observed 65f21f6de7012b6d47f84ee2cbd87886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:28.088289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086619/publication.txt
observed 78d116d9347ac7debb6f4b209c39038d...
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.