OpenTechnical

OT-2026-000007588

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000007588) never changes.

Identity and time

Publication numberOT-2026-000007588 · never reused
Internal UUID01a0ae62-4df8-7b4a-a97a-9e7aad3fd096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007588
StatusPUBLIC

Content hashes

Canonical text365760473f75145eecb3444e7e094126e11549ac32b309743b5621ea6c8f50e4
Markdowneb5c7b800ad19ca346f487e58312c00de93b9282e0973a97291494a01ce21e45
PDF
Publication page6ae710a647aab9be281a36aa1ce2d951b573d4e0141187ab2eebe250aed15fcf
Manifest7bdad5a65e81bae14cc430ad2dd7bafc618b3bb043aa88a7695ab8df92c376fd

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
SignatureffUf1jVKeuwoicE+DNmy8u4NKMFqWZViY793jDAvVDlNZ8VKPj4fuyo7EhzV0X1glL07xtReyD8jFwCqaKyUAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:53.686130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007588
observed 6ae710a647aab9be281a36aa1ce2d951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.666055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007588/manifest.json
observed 7bdad5a65e81bae14cc430ad2dd7bafc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.643607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007588/publication.md
observed eb5c7b800ad19ca346f487e58312c00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.625288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007588/publication.txt
observed 365760473f75145eecb3444e7e094126...
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.