OpenTechnical

OT-2026-000070683

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000070683) never changes.

Identity and time

Publication numberOT-2026-000070683 · never reused
Internal UUID01a0ae91-8c2c-75d9-9631-63e3f689daaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070683
StatusPUBLIC

Content hashes

Canonical texte783cd1348781b38c432a456aaf4c170d5d4f67531eb4738cd69646d7488ade1
Markdown30cb9881aa2cc9a2e634460bebcb08640b8ce85e3fd4b95acc232baccee1d7bf
PDF
Publication page3f8f82dc6dacb3073d2f1efddc858f69c05236cd8fa8f3375b0f4e31300b89aa
Manifest3b91bf083f07c92aa088f57d88840c5424d4fc94554fbd3c7a2949d0be6fed96

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
Signature7QowHmtNsBwUZlyHNT2Uy6HcIhOuURY1ZSUnB3ow8fGI/t1pKB5PhQbk5NWIs2ex9I63nl6b2Kzp9xrfpLjPCA==
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

2026-09-17T10:25:21.782600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070683
observed 3f8f82dc6dacb3073d2f1efddc858f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.764760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070683/manifest.json
observed 3b91bf083f07c92aa088f57d88840c54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.748250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070683/publication.md
observed 30cb9881aa2cc9a2e634460bebcb0864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:21.729669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070683/publication.txt
observed e783cd1348781b38c432a456aaf4c170...
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.