OpenTechnical

OT-2026-000066763

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000066763) never changes.

Identity and time

Publication numberOT-2026-000066763 · never reused
Internal UUID01a0ae8e-ce43-779d-b454-0d5e5fb0c040 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066763
StatusPUBLIC

Content hashes

Canonical textf1549998c7d4b64d1de21a61eaabc060bbfea49bc4bba9680f9b3c30089cddc9
Markdowndf413485acef9dc8225071ef5c14866c18ea23429839153bf3dbed1f09a42fe5
PDF
Publication page26a6104ec535c428b6124832f002dda329e6100adecf22ced3c78e89e0e48107
Manifest24eed5a2ea4d8389a69e27da3e7e4f7ec61cf954a1298198451bc2f0ca5151c9

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
SignaturePKiqAwpDDkl4w3oYJJaKenpxvH4+2ZnvMUbbFomgyW8sTz3I2MpqcuLj9eijhu0d/MOLkK+qCwvTV6/tLd3aCg==
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

2026-09-17T10:33:10.702793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066763
observed 26a6104ec535c428b6124832f002dda3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.683840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066763/manifest.json
observed 24eed5a2ea4d8389a69e27da3e7e4f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.666400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066763/publication.md
observed df413485acef9dc8225071ef5c14866c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:10.647948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066763/publication.txt
observed f1549998c7d4b64d1de21a61eaabc060...
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.