OpenTechnical

OT-2026-000060085

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000060085) never changes.

Identity and time

Publication numberOT-2026-000060085 · never reused
Internal UUID01a0ae8a-5a71-76c2-a313-3b37372f2e53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060085
StatusPUBLIC

Content hashes

Canonical text730ab1c2bcd85c6009365d4a67757ce6274d508567f830974d05b5b99ae5f56e
Markdownc079c475cf4d44de6680439caecc55d4e8c851c5f0d03abaa0014748a6e7add0
PDF
Publication pagefbc940976487b166e0b8c219b75d36a05099253af33bb8a5abfe37bd7644f8c9
Manifest43207db9673f09b657459ce52f23b696f7cf0b835fc9f3dcf0cf868975da153f

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
Signature3YJPKmACQ1v7eymCh0SemF/+jgICb/VDiKJPWorAmDc5hXCSEbePzp6si5WaSG58YL7a8NGbbBccKLgJMY1gCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:43.420750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060085
observed fbc940976487b166e0b8c219b75d36a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.402710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060085/manifest.json
observed 43207db9673f09b657459ce52f23b696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.384490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060085/publication.md
observed c079c475cf4d44de6680439caecc55d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.367493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060085/publication.txt
observed 730ab1c2bcd85c6009365d4a67757ce6...
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.