OpenTechnical

OT-2026-000073783

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000073783) never changes.

Identity and time

Publication numberOT-2026-000073783 · never reused
Internal UUID01a0ae93-2b8d-7215-b21c-87c981501c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073783
StatusPUBLIC

Content hashes

Canonical text7958ea93654d8f6de41c2a1cc5f6de4af937c6d6da23bff341d7dd3cdf394077
Markdown1dbec89bb5b91bf516bf86b754296032421e2244d35f3c9ccf700872345fedda
PDF
Publication page80e6d9166565b2d14e211672bf3cec4d0603622e00ff47f6388a690401a41dc0
Manifestb70338be5e62b72234df44c569ac2effd476350b04d14265eff804005122b320

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
Signature3aiupl6Ma8RnyuUh5Z4C5bnj2MefFKPN/LhuzNJSQcUTh2M7RoOGTN5T3F4yp6U9VCWAZH4QwlK4iRZIS0suAA==
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

2026-09-17T10:19:53.441508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073783
observed 80e6d9166565b2d14e211672bf3cec4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.424189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073783/manifest.json
observed b70338be5e62b72234df44c569ac2eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.406797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073783/publication.md
observed 1dbec89bb5b91bf516bf86b754296032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:53.387687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073783/publication.txt
observed 7958ea93654d8f6de41c2a1cc5f6de4a...
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.