OpenTechnical

OT-2026-000060606

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000060606) never changes.

Identity and time

Publication numberOT-2026-000060606 · never reused
Internal UUID01a0ae8a-b7cd-78bd-aab4-4366f8941c56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060606
StatusPUBLIC

Content hashes

Canonical texta90ac63a6ea4677c737372661187f893b859bd4a9ff63480906679a56ac8df35
Markdown809f25b8cc8477b24a9fbae65c7615cf120013733a3a8d5f4300c4292d39ac63
PDF
Publication pagef26517c05d0b3cb27c0880955a65f83ca371a3f64ed1dc6f48436cb1653b88db
Manifest5c4e17070269c88157ce5d142d38e5c8561f9b747c9d98a6456bd2393a1a42f7

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
Signaturet9ZWUX2n1QbRVgaeejpqI8H+beN09EywrXU3rsv1WFyo01YjhbOEknIBW4sdkwFfu3tWyduzxlHiob7NtcPkCw==
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

2026-09-17T10:43:13.731305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060606
observed f26517c05d0b3cb27c0880955a65f83c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.715518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060606/manifest.json
observed 5c4e17070269c88157ce5d142d38e5c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.696214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060606/publication.md
observed 809f25b8cc8477b24a9fbae65c7615cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.678372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060606/publication.txt
observed a90ac63a6ea4677c737372661187f893...
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.