OpenTechnical

OT-2026-000085907

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000085907) never changes.

Identity and time

Publication numberOT-2026-000085907 · never reused
Internal UUID01a0ae99-e82a-7683-beb9-1a6e54a9e9e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085907
StatusPUBLIC

Content hashes

Canonical textcd1db12ab756262bbb80c8dce35fa18e3f489929cb6d10323ce203a6516a5736
Markdownb2c82501f36ad886a893a3fab427926fd92abb8781b9022b96b33fdabe49ac87
PDF
Publication pagee1bca5784a9a7ffd8f39cc092320194c6ba5b2f798f1781e1880b17eb349dd19
Manifesta10685513ed0bf69bc79a58e23428eb47e2383bfd9d482c394cd7914a33ab15c

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
Signaturetehij0X6DFHxP0Msdj5BCQEgPX8ln2s8c4SRO0qatoWHfH5Zn9LLG/8zJCjejNMMIVKuMcuAxTQr8QtEtqmqCQ==
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

2026-09-17T09:52:51.169300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085907
observed e1bca5784a9a7ffd8f39cc092320194c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.151306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085907/manifest.json
observed a10685513ed0bf69bc79a58e23428eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.135480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085907/publication.md
observed b2c82501f36ad886a893a3fab427926f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.118816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085907/publication.txt
observed cd1db12ab756262bbb80c8dce35fa18e...
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.