OpenTechnical

OT-2026-000079961

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, sustained 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-2026-000079961) never changes.

Identity and time

Publication numberOT-2026-000079961 · never reused
Internal UUID01a0ae96-4377-778d-b59c-6dd115195b0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079961
StatusPUBLIC

Content hashes

Canonical text21b74e02c9b526d3f4613cc449114605ba5c7a87034a8abaae56141df953fc66
Markdown4c282a786f4e2feeb866eda2c643318cf475d96ed18fb5c7cb970b1acbf84398
PDF
Publication page99088e781508e6e81f92c7737300e5b05ce2524e64814285ffcb44e9a2e29946
Manifestc20372780aebd55ccc4d3ded2e7bb35b68ccd033d51ef18058b0c186fa379c8b

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
SignaturemqMEJtkVbLa1qNw7mqHBrOJ6zWQjS+iIpufe9zBMlG9QrG9C90CoCuvHEjrfucugBJtfiCizTDoaeMiYLNMDAg==
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

2026-09-17T10:03:52.378975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079961
observed 99088e781508e6e81f92c7737300e5b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.360887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079961/manifest.json
observed c20372780aebd55ccc4d3ded2e7bb35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.341677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079961/publication.md
observed 4c282a786f4e2feeb866eda2c643318c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:52.321674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079961/publication.txt
observed 21b74e02c9b526d3f4613cc449114605...
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.