OpenTechnical

OT-2026-000086593

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000086593) never changes.

Identity and time

Publication numberOT-2026-000086593 · never reused
Internal UUID01a0ae9a-2c98-74fb-8fa3-4396c299cac3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086593
StatusPUBLIC

Content hashes

Canonical text63a6ed8734180479ed867a91490e839afcc5a9bc9a06e6ed3f73a80adb52ffb0
Markdown006c6f856b18021e8bd33dbfefbb1cbcbc244346fe0cc0bda2ebe8624fccf204
PDF
Publication page12fd3e780b6a4d8151f758321904660e0846b0567c6aa7dffebb39147766260d
Manifest12fd5ef34812c7cd3c48044c0e1afb5fa1daded1e3f75a1a81d4a3296c01c99e

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
SignatureTJxBHz3j871CqsB3aMO/5cbD4/WTqFaXF+sr6DtopUCnQMMZlOYKJyKhI2dbq7YzNHI/t3B/EEkjQwpomjZVAA==
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

2026-09-17T09:52:26.136281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086593
observed 12fd3e780b6a4d8151f758321904660e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.120122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086593/manifest.json
observed 12fd5ef34812c7cd3c48044c0e1afb5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.102242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086593/publication.md
observed 006c6f856b18021e8bd33dbfefbb1cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.084454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086593/publication.txt
observed 63a6ed8734180479ed867a91490e839a...
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.