OpenTechnical

OT-2026-000060608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000060608) never changes.

Identity and time

Publication numberOT-2026-000060608 · never reused
Internal UUID01a0ae8a-b7cd-7df2-a762-5e0190079004 · 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-2026-000060608
StatusPUBLIC

Content hashes

Canonical texta1a279723f0274e7886311a3b879b7c532e3da81f4e7d67f254596ae8180d496
Markdownbe411e626f094e746261ef1f1aeb0d4b9f06ebe9b7474ad244f18d1658ffa910
PDF
Publication page594b78535784cd62f2b0b1cbcd53a1a70752fd48dc5b4801e42ba9a234063b55
Manifest6913b77e0b69bbb6b646a44b4f8ec4610940eb42cb1012f8ceaf95f9328991ff

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
SignatureGsyZAnmkSmrB6t0Um7gETheuTT9WDKCIkZCWssWV5aKDT8lpuFnWrOds+RqfOnvxkhZVqJqSXhaFuZhpw7GgBA==
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

2026-09-17T10:43:13.873208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060608
observed 594b78535784cd62f2b0b1cbcd53a1a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.855407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060608/manifest.json
observed 6913b77e0b69bbb6b646a44b4f8ec461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.838215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060608/publication.md
observed be411e626f094e746261ef1f1aeb0d4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:13.820442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060608/publication.txt
observed a1a279723f0274e7886311a3b879b7c5...
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.