OpenTechnical

OT-2026-000089096

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000089096) never changes.

Identity and time

Publication numberOT-2026-000089096 · never reused
Internal UUID01a0ae9b-daff-7928-a8c0-10b9b168e2f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089096
StatusPUBLIC

Content hashes

Canonical textd87374dc04ef7f17d284027a66cdc6fde33961c954a99fe381e7559858eaeccf
Markdownf4ea5512b8cc2595a1f850e64042180d139dc8f4690fe22d7b583bb8b63103d6
PDF
Publication pagec504c2b22adf2b04aada41aeb5e624ae88d55dd6b8286674226c637d883c7c9f
Manifest4430b40445a3a62e98a9c3f1a406bc095d5886af04b7481326616dd5d499dec8

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
Signaturex/w+SJSWtOmdSZEA2pxNkcvduwphpfri8NARLLZhtpDsqQAmw1iq6lWr3FXMhkWt164VIt24cnUmq/Tm9g4DAw==
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

2026-09-17T09:47:00.232820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089096
observed c504c2b22adf2b04aada41aeb5e624ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:00.213901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089096/manifest.json
observed 4430b40445a3a62e98a9c3f1a406bc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:00.197179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089096/publication.md
observed f4ea5512b8cc2595a1f850e64042180d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:00.180941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089096/publication.txt
observed d87374dc04ef7f17d284027a66cdc6fd...
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.