OpenTechnical

OT-2026-000085376

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000085376) never changes.

Identity and time

Publication numberOT-2026-000085376 · never reused
Internal UUID01a0ae99-aaaa-7547-9963-20e3f916bde0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085376
StatusPUBLIC

Content hashes

Canonical textdceeef2f9ac32b0accc24cd90519c5dc690cf7ad20d30dc5c07e885215d4c1fe
Markdown28e22bede1284a89d70bc99f295e241c0a333c05474c741ad92e5bc5f9633dbb
PDF
Publication pageaf49c7efd24788b7b25663dca67ac2b8857d4a9a7ccf392b9b6332624d2fe255
Manifest55b0c496c914cfb7b92f44fdba39892ae44277632f9b927d9a2a506e58c5c479

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
SignatureuTc9x4lNGcAPASWAFrlNZAy0F2+eFL6B4IhzVFJ5Hp8Zj7jmj9gu47U1QayPhgbMIE9Oe+QeNXSy0QbZbnoGDg==
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

2026-09-17T09:54:08.107727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085376
observed af49c7efd24788b7b25663dca67ac2b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.090110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085376/manifest.json
observed 55b0c496c914cfb7b92f44fdba39892a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.070582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085376/publication.md
observed 28e22bede1284a89d70bc99f295e241c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.053747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085376/publication.txt
observed dceeef2f9ac32b0accc24cd90519c5dc...
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.