OpenTechnical

OT-2026-000085998

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two 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-2026-000085998) never changes.

Identity and time

Publication numberOT-2026-000085998 · never reused
Internal UUID01a0ae99-e82a-76c9-ba66-2b61d2d0a117 · 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-2026-000085998
StatusPUBLIC

Content hashes

Canonical text8c5424d09767f7b4985847012c75f8b9f69e962946053272eb590d5eb39b4333
Markdown837c47f2adabcc5aa1798b9f6b1a6fcee955856fedd406904c1612115879d0fe
PDF
Publication page6632063e7db6b06f466eef1415cf61815af7958c9e0b535894ed214cda01812f
Manifestc36b33e56d72c2f7c49c3b6e4e0b0d055dc8b6d179d3dc6aa1a5aea33a66ed1b

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
SignaturePQryxH3mVMJagYDcXlfPmBx9QsGIcSacAicF99SSpynjnDNIkIg5Gvj2pxovJJ210A0DBoQF4NiAx3vjpYS2BA==
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

2026-09-17T09:52:58.863657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085998
observed 6632063e7db6b06f466eef1415cf6181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.842740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085998/manifest.json
observed c36b33e56d72c2f7c49c3b6e4e0b0d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.825692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085998/publication.md
observed 837c47f2adabcc5aa1798b9f6b1a6fce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.807868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085998/publication.txt
observed 8c5424d09767f7b4985847012c75f8b9...
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.