OpenTechnical

OT-2026-000067902

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000067902) never changes.

Identity and time

Publication numberOT-2026-000067902 · never reused
Internal UUID01a0ae8f-c4fc-798e-9a05-24e807807e3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067902
StatusPUBLIC

Content hashes

Canonical textf77a792b9a0817ca2efa1f0109cf0183ba1a60f2fcfd3358ded76e3c82b2b03b
Markdown5b0eb46aff14850b33731be18af2ef861b4ce780e237a4bd42711b06fd1e6e17
PDF
Publication pagebbce438dd9a973b4d20818ae83fb4f6357ca467eeb7c67112f7c9c61ad8c2e90
Manifestb4e333ff9e504fffaac6f6fe0de903e3b2eec486174fe2f6301663842f5e71be

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
SignatureyIRik+/eUfydgObxR2mqHRdayD/m1C2/GGGPaczhMSyExUE82tXiaz9zy92Vkn0GUwQoESyGzLpBVPelcyMFBA==
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

2026-09-17T10:30:18.181470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067902
observed bbce438dd9a973b4d20818ae83fb4f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.162329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067902/manifest.json
observed b4e333ff9e504fffaac6f6fe0de903e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.145680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067902/publication.md
observed 5b0eb46aff14850b33731be18af2ef86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.127295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067902/publication.txt
observed f77a792b9a0817ca2efa1f0109cf0183...
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.