OpenTechnical

OT-2026-000063504

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000063504) never changes.

Identity and time

Publication numberOT-2026-000063504 · never reused
Internal UUID01a0ae8c-f945-79ac-998d-f9b92780a6bc · 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-2026-000063504
StatusPUBLIC

Content hashes

Canonical texte58e60e9adc77c5ebf210f04a4c48aa1459610c825cd937435d7a571d10fd132
Markdownc96bdf37a01e9dae599444f7f624658a27ef6f2012b6959e01d7ea7695f3d7de
PDF
Publication page0f192edaa78b6c11074c30099bd9f1d9edaa47771016b1d8ab6b966cfbdeced7
Manifest461b762ff67ac369f76dcc6e5a276c4d12651e7eb5a67507b0cc01bb966e0a4c

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
SignaturegmanLbzfbzrH2nEw6U6uDVuJQa+BgXBhrLx5NUlAxjvRiIYv+s4Q+W8cOX4JOpvLKHRSEjeODi1Uw8YMJy5jDA==
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

2026-09-17T10:37:29.118627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063504
observed 0f192edaa78b6c11074c30099bd9f1d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.100002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063504/manifest.json
observed 461b762ff67ac369f76dcc6e5a276c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.080762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063504/publication.md
observed c96bdf37a01e9dae599444f7f624658a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.060148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063504/publication.txt
observed e58e60e9adc77c5ebf210f04a4c48aa1...
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.