OpenTechnical

OT-2026-000009123

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000009123) never changes.

Identity and time

Publication numberOT-2026-000009123 · never reused
Internal UUID01a0ae6b-31b9-7c48-b59b-0503c6244ce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009123
StatusPUBLIC

Content hashes

Canonical text2c62143a0be1fb349bb57483868fa03fbc15b559661b91b71ff00b9c44b5a752
Markdown9accc2d46e2639426986bea5fb931774babd621a9816506f4c10cb70923d3d31
PDF
Publication page41e4f263e1e0742d96cdb571637ec06d4d6821446a09259287b6f690ed6afa1d
Manifest18a3e76d671adb6a5d9451ff9b8a57baf0a068a2152dc102b9b6b81c4401f231

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
Signaturep4dtP9in4a48ir6GIk2bA/cW9k9lNbbw0Qc9Z606B8VnPKkCRErbVkQ63nsfKQWQEXAqpMwcR4jVpKktWEf1Cg==
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

2026-09-17T12:17:48.727825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009123
observed 41e4f263e1e0742d96cdb571637ec06d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.710179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009123/manifest.json
observed 18a3e76d671adb6a5d9451ff9b8a57ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.689656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009123/publication.md
observed 9accc2d46e2639426986bea5fb931774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.671116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009123/publication.txt
observed 2c62143a0be1fb349bb57483868fa03f...
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.