OpenTechnical

OT-2026-000101685

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, pulsed blow-off after set-down

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-2026-000101685) never changes.

Identity and time

Publication numberOT-2026-000101685 · never reused
Internal UUID01a0aea4-0e16-729f-aa03-7324ced75c80 · 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-2026-000101685
StatusPUBLIC

Content hashes

Canonical text5165f658d15f14f534abd4807ade270a181f8335d945758690af1c6f9f78de52
Markdownb23bcb96cbbc8c8f3c7cc7a2a841fa0e7b973c3942a9a0d0c8202dec7c10aa38
PDF
Publication page57a7171a60ce32250c1cd56d12810e4aebfbd68ebd479dd9318a022930b03726
Manifest6ac4a3181dac0645ac67008da96da0a8f2f86148c44889280236015dbed8e875

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
SignatureVy0gxac2ef8Sg2gxPDzSpD7eDvgiiA1IknnhawdxctWudOhdZaOotvpli2wbAdaBnrvE24MbfwI+b4la7tNTCA==
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

2026-09-17T09:26:07.540465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101685
observed 57a7171a60ce32250c1cd56d12810e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.522647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101685/manifest.json
observed 6ac4a3181dac0645ac67008da96da0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.503042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101685/publication.md
observed b23bcb96cbbc8c8f3c7cc7a2a841fa0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:07.484711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101685/publication.txt
observed 5165f658d15f14f534abd4807ade270a...
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.