OpenTechnical

OT-2026-000096639

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000096639) never changes.

Identity and time

Publication numberOT-2026-000096639 · never reused
Internal UUID01a0aea0-a4aa-73ec-85c9-5556ad4adaa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096639
StatusPUBLIC

Content hashes

Canonical text19ee36725eb5166762100fac5da38df54c5c56325a3cb05a7ee427b42561efe7
Markdown074bf4dc577dfa70bf6b736cb70cb299e67a04845990473bfc8b93ef156aec03
PDF
Publication pagecdafbf27e7e5c682423400ea3bb6c56f5af06597210dd55e09c05c41e5a709b2
Manifestb0d1311d084ca75d1c6261c08492feec642462b89ca863d22d24f873b36f2349

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
SignaturehUnl2JR1kcTyhwuYjX1QqywZAf1Uvz2zlEhCSTRydJrPlgZtl/EByheXrVH5oqvA7vxmWUfvGkz8iGFyoWU6BQ==
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

2026-09-17T09:34:06.146882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096639
observed cdafbf27e7e5c682423400ea3bb6c56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.130143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096639/manifest.json
observed b0d1311d084ca75d1c6261c08492feec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.113106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096639/publication.md
observed 074bf4dc577dfa70bf6b736cb70cb299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.094485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096639/publication.txt
observed 19ee36725eb5166762100fac5da38df5...
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.