OpenTechnical

OT-2026-000092664

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000092664) never changes.

Identity and time

Publication numberOT-2026-000092664 · never reused
Internal UUID01a0ae9d-b5ff-7609-9636-06d4b6b3acf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092664
StatusPUBLIC

Content hashes

Canonical textc15a6f770b7175be3fc032e2f7f9f75b9dd9c6f3ba6a5fa5792c975eba552926
Markdown5e61bf877d904264f5cc702a1e75574aa0451bcfaecba26cbad4af40795071ea
PDF
Publication page426f38f4b48c18123f48d386960e72d626574d70c99b3d164a33492f5d63fee1
Manifestc48bde6fc3354eff74d2b85ca65873d9a3c84c911a793eac887f965e54181982

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
Signature2h8svX4A4KeBN9kXbBXf0DP7gxC3XAZXOJR4BB8cogWtzF7o69u/z6jveSqQZotaWBpwr2aP5v1/UhsqO51yAA==
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

2026-09-17T09:41:16.460981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092664
observed 426f38f4b48c18123f48d386960e72d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.441426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092664/manifest.json
observed c48bde6fc3354eff74d2b85ca65873d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.423338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092664/publication.md
observed 5e61bf877d904264f5cc702a1e75574a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.406760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092664/publication.txt
observed c15a6f770b7175be3fc032e2f7f9f75b...
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.