OpenTechnical

OT-2026-000070464

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000070464) never changes.

Identity and time

Publication numberOT-2026-000070464 · never reused
Internal UUID01a0ae91-545f-7bf2-8c5a-9c1a1640e594 · 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-2026-000070464
StatusPUBLIC

Content hashes

Canonical text6fabd26dab7bdeb259d83896a471e85a6ce026d883173572de3d87c45b838f44
Markdown391a13a659b17c3355195adbfab23ba90b35ead563c582093462055657a18815
PDF
Publication page8c573b3d73f3c31a608cb5cee1e953baadab34c1c01b8afb9b189bfd99c3b705
Manifestf8cc4c998983c8d069c494501e4421b53b16399cdc10d1e40e87623482b65f52

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
Signature9Wi+r0jDO59KZ0zI8YvbP9nl6Dxr87uJQl9fSM3Nd5jk3NziVwTEourCG6duc4/epBzjTBF2Xf7xmLJEbc7ADg==
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

2026-09-17T10:26:17.469398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070464
observed 8c573b3d73f3c31a608cb5cee1e953ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.451685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070464/manifest.json
observed f8cc4c998983c8d069c494501e4421b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.435480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070464/publication.md
observed 391a13a659b17c3355195adbfab23ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:17.417886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070464/publication.txt
observed 6fabd26dab7bdeb259d83896a471e85a...
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.