OpenTechnical

OT-2026-000075146

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000075146) never changes.

Identity and time

Publication numberOT-2026-000075146 · never reused
Internal UUID01a0ae93-f1ff-7f05-9bc9-434e7fc1173a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075146
StatusPUBLIC

Content hashes

Canonical textd73de4c012661346b830bb02d477621f091af654a500b58d8f29b187c0a8b01e
Markdown997c9c4a2c4e1004b4ffb65a81c924c3e0e2eb2ffea55ecc976a518b2a6f6897
PDF
Publication page054d6781ae8db0937239d8832dadb7627cef38dfb6adebf0f16ea792dca94891
Manifest6fd1aecc43c71bde769aed86cf8346638a3f20040e68d1dda5b279fac5d7cbe8

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
SignaturewBp+a8FplxurnGy90IzWsPEfFhV0l4WHthLOs8floe7LSKSn7F7NdZcdyETJqrvpvMdYvKNwzMrTy08t+WV4CA==
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

2026-09-17T10:20:22.827485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146
observed 054d6781ae8db0937239d8832dadb762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.802009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/manifest.json
observed 6fd1aecc43c71bde769aed86cf834663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.777942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/publication.md
observed 997c9c4a2c4e1004b4ffb65a81c924c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:22.753283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/publication.txt
observed d73de4c012661346b830bb02d477621f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:27.000550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146
observed 054d6781ae8db0937239d8832dadb762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.981421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/manifest.json
observed 6fd1aecc43c71bde769aed86cf834663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.961687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/publication.md
observed 997c9c4a2c4e1004b4ffb65a81c924c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:26.941135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075146/publication.txt
observed d73de4c012661346b830bb02d477621f...
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.