OpenTechnical

OT-2026-000101831

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000101831) never changes.

Identity and time

Publication numberOT-2026-000101831 · never reused
Internal UUID01a0aea4-0e18-78c8-99f4-854b5cdb9caf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101831
StatusPUBLIC

Content hashes

Canonical text540cb491c4ee76ab389b2bad419ca93b6861d1544ea7f52cdd6f7e4ce81020ef
Markdown71615c704c11d0ba376b2f237663db62ad57b562dcc0d131caf6704fa0e50d2d
PDF
Publication page2ede70be6ab7dbb396441644e03ec49e264df6cc3f7a7f1ea1e40bf764183aa4
Manifestbf6ee81e0ad97d1de95dab10ce32015375cdb4f70c8b8a9e15587b8528dbdd22

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
SignatureIe+PiyrrXlwgwIqk7PCt7aTUjVMDMjMtzHPs+vzBm0T+1GJ+Tj91KN1pO8jnfND3FA4pf8i0YLbKEQut0npxAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:19.990137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101831
observed 2ede70be6ab7dbb396441644e03ec49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.973108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101831/manifest.json
observed bf6ee81e0ad97d1de95dab10ce320153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.956881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101831/publication.md
observed 71615c704c11d0ba376b2f237663db62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.939859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101831/publication.txt
observed 540cb491c4ee76ab389b2bad419ca93b...
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.