OpenTechnical

OT-2026-000063417

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000063417) never changes.

Identity and time

Publication numberOT-2026-000063417 · never reused
Internal UUID01a0ae8c-f944-7d35-ac57-063ff7f56b27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063417
StatusPUBLIC

Content hashes

Canonical text43399801213ff9a9b9e7d2f987b8e43c51d3cd8565b0246ebd0fe33fd891de1f
Markdown05d9766cd112f0503ab0ff4d6835a7f484ccff688b6b0bb34f6a205951691471
PDF
Publication page32369f13771c4beb6249d0c130549653fa4421977f954f76c299b90fff51d918
Manifest78a07763b46228662e4278b7e09fb378a4b96c1357a47b26f39ce50dc45c035e

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
Signaturei1rxsj0W/O2KrhOGOd1uKMnLxytLjlDL88l1/HVZT7gfFpxDNYpYv4lIPM2qEESwKMuU473ipYyPsgsbcQneCQ==
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

2026-09-17T10:37:20.321636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063417
observed 32369f13771c4beb6249d0c130549653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:20.304358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063417/manifest.json
observed 78a07763b46228662e4278b7e09fb378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:20.287009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063417/publication.md
observed 05d9766cd112f0503ab0ff4d6835a7f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:20.270183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063417/publication.txt
observed 43399801213ff9a9b9e7d2f987b8e43c...
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.