OpenTechnical

OT-2026-000070360

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070360) never changes.

Identity and time

Publication numberOT-2026-000070360 · never reused
Internal UUID01a0ae91-545f-70d0-b76a-67177325c1d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070360
StatusPUBLIC

Content hashes

Canonical textca32ddd83e50109c2da09a05653d0ddd52ef1d4394339a85a79421a56e74cf10
Markdown20f61840c6f8f8f7ac4ad36cf716dad829ae0926ee169afd6df6ca0e2e758c18
PDF
Publication page7704b196e412a40bed1b4968f0911d2ec2f85552cd4c45d8a1e0b4c9a466e9ce
Manifest6566f16ac8c2e11c70ae6e9c34e70600f34687508490ab4077fbe55511616642

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
SignaturedB6ipCyRsPiijS2AFvgwUf2Ykcqm3f+f6Jx6iGrS8FEfc9kK4xgIGbM9/BncM7ZxDqoe3DW7zaSROys+oe7UCQ==
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

2026-09-17T10:26:09.594186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070360
observed 7704b196e412a40bed1b4968f0911d2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.575918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070360/manifest.json
observed 6566f16ac8c2e11c70ae6e9c34e70600...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.556820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070360/publication.md
observed 20f61840c6f8f8f7ac4ad36cf716dad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.538395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070360/publication.txt
observed ca32ddd83e50109c2da09a05653d0ddd...
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.