OpenTechnical

OT-2026-000080574

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000080574) never changes.

Identity and time

Publication numberOT-2026-000080574 · never reused
Internal UUID01a0ae96-7e79-7cd7-aca0-fdbd6be01b4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080574
StatusPUBLIC

Content hashes

Canonical text48c537322dc9b8de2c1f5d28cf20ed9999bc389e35db2cb34b1ff6bd475adbdf
Markdown08199b0f39c67344a0ba693afbdf04e64c073343237c73eaa4ecd2cc3a49feee
PDF
Publication page0e7acccb64e803a7414b15c5c8fa2c7409bacad6c4635ab1cdcf400ca2e44191
Manifest9d2b1e22c5b289cb59bdc6435c1dbc8bfa3c820fd44ce44a5091c507e7e0f168

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
SignatureSEd9qEW/oxdBpnu0Q0S5Hbe05KOmKay6fwk19NAlAaIeuXj8iqUDd+FvlVb9zpFxVygpcPQXU1arvbmKHQH8Cg==
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

2026-09-17T10:03:12.481226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080574
observed 0e7acccb64e803a7414b15c5c8fa2c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.461984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080574/manifest.json
observed 9d2b1e22c5b289cb59bdc6435c1dbc8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.444427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080574/publication.md
observed 08199b0f39c67344a0ba693afbdf04e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:12.424720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080574/publication.txt
observed 48c537322dc9b8de2c1f5d28cf20ed99...
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.