OpenTechnical

OT-2026-000102869

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000102869) never changes.

Identity and time

Publication numberOT-2026-000102869 · never reused
Internal UUID01a0aea4-be3c-71f1-9a4f-1e56f8e3d71f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102869
StatusPUBLIC

Content hashes

Canonical textcbdac3ade6cfe5e865a134dcb9ef6fe052686f5e8acef59638f6a88f3f77ab4e
Markdown84535519e03b4ae33ef88793d3bc7ed46b998c811566eeb87cb46efeb00d572f
PDF
Publication pagefbcff17faf3b0dbb8df91e3da99bc361585ad649a0ccdb0378177d36a77884ca
Manifest01844d0870fbae848f45961a6bc1818d4e889347ccbbfa66846a78aad434ab5a

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
SignatureLt9gwDdAr0tl5pTUYfObI9QSzhhIkYI5t3TBD82YIxWE7/gkmf1WfJW9xP7sYr3J1gnNeU/sebufS44dWFoBDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:52.538192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102869
observed fbcff17faf3b0dbb8df91e3da99bc361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.522032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102869/manifest.json
observed 01844d0870fbae848f45961a6bc1818d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.506341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102869/publication.md
observed 84535519e03b4ae33ef88793d3bc7ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:52.491257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102869/publication.txt
observed cbdac3ade6cfe5e865a134dcb9ef6fe0...
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.