OpenTechnical

OT-2026-000064484

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000064484) never changes.

Identity and time

Publication numberOT-2026-000064484 · never reused
Internal UUID01a0ae8d-a461-7291-b4d9-32832d74f380 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064484
StatusPUBLIC

Content hashes

Canonical text0fcb24403c1f8bac6a045196a73982b607d3e44cdb11b1d4059b04f1415112fd
Markdownecec9154341067673830898b41fd6fc541584949d365127d1e3e254ebd92f28c
PDF
Publication pagebeca8c32a719e5d20b14a30480a5aa7b4fe7d57b80950c1634be0bf333dc5f06
Manifest8f73497678cdd066cfec2f03d04545bff42901516a52150f34f1517a60fa39d4

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
Signature5xb+ViNnGH5Z4Ovzh6J9UpfBNkDzVgHq8eYeEwDJ6Ait2Jya1vmfFiZKNDbHHJl195vZaXYiPxFL2RdjyEvJDg==
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

2026-09-17T10:36:40.819558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064484
observed beca8c32a719e5d20b14a30480a5aa7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:40.800267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064484/manifest.json
observed 8f73497678cdd066cfec2f03d04545bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:40.780231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064484/publication.md
observed ecec9154341067673830898b41fd6fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:40.760406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064484/publication.txt
observed 0fcb24403c1f8bac6a045196a73982b6...
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.