OpenTechnical

OT-2026-000077765

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000077765) never changes.

Identity and time

Publication numberOT-2026-000077765 · never reused
Internal UUID01a0ae95-2ed0-7dfb-8c4d-46329bd47cb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077765
StatusPUBLIC

Content hashes

Canonical text66bac23eaee21ff5c26b71e1062e2f7b2dfec749e3e37bdb3da48c96ac4cc674
Markdown0faae8a5f1be10cf4f21007f105d9913781305013c54e5f8f6b67b9099c7eecf
PDF
Publication pageb1860a70d7b5ada0e29cfa25151a9dd4831e64296209e21347dab5bb5d136e58
Manifestef03f29134e0c883be2eca6e6789df216574dac5c418d31941974324bc29c99d

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
SignaturefAJq2zHC56wwsWs7xrsiXERzkUJQtdo9OB5eOQFxzwdLW4PAyff52I+njK61zNuVs1lLEMBi7+mj94QOvp6DCw==
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

2026-09-17T10:07:20.884697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077765
observed b1860a70d7b5ada0e29cfa25151a9dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.865741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077765/manifest.json
observed ef03f29134e0c883be2eca6e6789df21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.846944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077765/publication.md
observed 0faae8a5f1be10cf4f21007f105d9913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.826318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077765/publication.txt
observed 66bac23eaee21ff5c26b71e1062e2f7b...
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.