OpenTechnical

OT-2026-000071862

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000071862) never changes.

Identity and time

Publication numberOT-2026-000071862 · never reused
Internal UUID01a0ae92-1e92-7438-91a9-102b05af3a1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071862
StatusPUBLIC

Content hashes

Canonical text7f210cf0a4e5877cec5c5ff587dbbda101b12de1fb1e6e65c0126cb3dd979715
Markdownaa69614ccb2fe0049e1b02b45aa2c5f021bb6c4c781be5063fc28774d2e2f49b
PDF
Publication page2f53ea8c7144e62942d4e510c71435b2e86b04772fa12cf893893ddf82c81fcd
Manifest6feae3ac672483da1c1b7e834e2ddc95b7fab125ee8c960223bf740fbdcfbfdc

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
SignatureIbFt5D8t6ozbeZLVebJaKC8uv0+pzVo3feAkxczKK1X2H79QNtIgwkyXbEBhW16N8oOxjg+mVdLwUyL7MjUwDg==
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

2026-09-17T10:24:33.666477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071862
observed 2f53ea8c7144e62942d4e510c71435b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.644046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071862/manifest.json
observed 6feae3ac672483da1c1b7e834e2ddc95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.622635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071862/publication.md
observed aa69614ccb2fe0049e1b02b45aa2c5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:33.602761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071862/publication.txt
observed 7f210cf0a4e5877cec5c5ff587dbbda1...
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.