OpenTechnical

OT-2026-000087766

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000087766) never changes.

Identity and time

Publication numberOT-2026-000087766 · never reused
Internal UUID01a0ae9b-1aa4-7a1e-b698-a70290ea79af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087766
StatusPUBLIC

Content hashes

Canonical text3a137323bb7c41deed200304deb6efb0ae93e8187f6323629f28f7047dc1e947
Markdownba71a0047e11db74e2e90c376cb65d245fb4a4ac31e343216af681b7f59428a7
PDF
Publication page8a6532901a0d5338c889957d04fc76706b69ad9d2049dff7358adb73efe56b8a
Manifestd02fc4e460748fd5529f6bcba6b66a09cfb1af9f50ed14c963c39c81a1d5cc9e

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
SignaturefXbvRNIxQz2O0aVU+/po9JS4dy9jgZ+3pRLkrzuMWxE8GLm4Ehq+4aOANBwQcespZ+uo4vUQetouASp9EALpDQ==
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

2026-09-17T09:48:57.991413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087766
observed 8a6532901a0d5338c889957d04fc7670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.975057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087766/manifest.json
observed d02fc4e460748fd5529f6bcba6b66a09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.957497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087766/publication.md
observed ba71a0047e11db74e2e90c376cb65d24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:57.938489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087766/publication.txt
observed 3a137323bb7c41deed200304deb6efb0...
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.