OpenTechnical

OT-2026-000050488

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000050488) never changes.

Identity and time

Publication numberOT-2026-000050488 · never reused
Internal UUID01a0ae82-5c48-759a-bc30-77ce86613dc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050488
StatusPUBLIC

Content hashes

Canonical text54b80b551b72d44a4f8b272198d719c9738566327d6539c1e9864c70aef5cb7c
Markdown99110182da81471cd40daad88bd43c89c594d07d792081cf9ae13dc5c23ec589
PDF
Publication page06ebd9e36e437f38dedde8cdc8653c8f4030c825ff61b673046c4585f53ffe0e
Manifestf70fdc47f7074c9920e675ccb49d8bbc6b0d9b2a2610a6cb7610ee920407984c

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
Signaturen/chlq6NDqE8pfCzTy1PDD61D//4OrWIl0n0QBy81An8Z2AASprLs/kHeIXVm7PNDsTTjJvSHYIG223Of0BMCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:32.627819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050488
observed 06ebd9e36e437f38dedde8cdc8653c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.610210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050488/manifest.json
observed f70fdc47f7074c9920e675ccb49d8bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.593007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050488/publication.md
observed 99110182da81471cd40daad88bd43c89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:32.576820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050488/publication.txt
observed 54b80b551b72d44a4f8b272198d719c9...
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.