OpenTechnical

OT-2026-000065835

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065835) never changes.

Identity and time

Publication numberOT-2026-000065835 · never reused
Internal UUID01a0ae8e-46fb-7402-a854-48f4b29e8cdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065835
StatusPUBLIC

Content hashes

Canonical text1e0817e455e65389f52faa8202576d693d5b9987c1b13c9940431cb7d23f5d32
Markdown92016cc27adfa5a75a06b4cb4697b47913c884aeb4add994cd0aaf417db99f69
PDF
Publication page4747ae6018946632c87ec66d32e24b146c7d7aaa53351af336b92a7356ce6643
Manifest4e717906b3fefae1b402c0a3ddd8afe4d974dde371e9c0ede9ed2d975a2df777

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
SignaturemQBQYahWF4eKW++ugq493qD4h/IgkC8wM54d1wGGsfuEw2HO5wEeUo3N6Xc7ff2V5ieW0lv3qD1ZfdHYhfUbDQ==
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

2026-09-17T10:34:17.235856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065835
observed 4747ae6018946632c87ec66d32e24b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.218762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065835/manifest.json
observed 4e717906b3fefae1b402c0a3ddd8afe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.200344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065835/publication.md
observed 92016cc27adfa5a75a06b4cb4697b479...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:17.182373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065835/publication.txt
observed 1e0817e455e65389f52faa8202576d69...
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.