OpenTechnical

OT-2026-000009910

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000009910) never changes.

Identity and time

Publication numberOT-2026-000009910 · never reused
Internal UUID01a0ae6b-cb78-70aa-816f-088230712f6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009910
StatusPUBLIC

Content hashes

Canonical text56ed4473ed83f1ec99a7a15e5862bcb64c3fd7170d310c2bd830afe7b8726dfa
Markdowndf88aff5855ecfb0537aa62c8b2bca01fcefa521ce7afedcd201c007cb56d344
PDF
Publication page8ff7fea02d16b222b739a913104e60da6fc6cce1d69966fae59f15b1b41ec4c6
Manifestdb7ad22d2965e2ecebacdb8ae827890a8107f76ddedb46c1ec83d932a7f7c046

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
SignatureqXmTaaFzuhxQE5gzge11rJth3p3pVfljvfMoTzCyfp0/kcpspZDFQn1tvVGPxwoiyW2kKTmQqB5apcSou0oHAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:55.541536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009910
observed 8ff7fea02d16b222b739a913104e60da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.518802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009910/manifest.json
observed db7ad22d2965e2ecebacdb8ae827890a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.499793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009910/publication.md
observed df88aff5855ecfb0537aa62c8b2bca01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.479393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009910/publication.txt
observed 56ed4473ed83f1ec99a7a15e5862bcb6...
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.