OpenTechnical

OT-2026-000102522

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000102522) never changes.

Identity and time

Publication numberOT-2026-000102522 · never reused
Internal UUID01a0aea4-858a-765a-98e6-b72f0356e504 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102522
StatusPUBLIC

Content hashes

Canonical text49d65b126853d67fe4d83c222501e4778a3b1bb6b173532d498773ab9fa7649e
Markdown4c4939140c9b1c0e16ca30b0cb4c1e2c1e4870e7fa700f76e2247cc294009a40
PDF
Publication page79ea51294fb43f3e19678c2cba2826cb0e9bdac54ffeee61b87bcf9232b35db3
Manifest194c421ebc2c0e1ae5836fd94ca2c2465c1de2c24e40ecb72f9f6e34b7698397

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
SignatureCCkKIMsmDkciGshDVBc1U2O6zp0D3gzZs00RMrIfO4g6CLAhcsdqP0bmW/sQiJ58QO5XAdBDwswh5JydBjNmCQ==
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

2026-09-17T09:23:59.497693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102522
observed 79ea51294fb43f3e19678c2cba2826cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.477323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102522/manifest.json
observed 194c421ebc2c0e1ae5836fd94ca2c246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.458212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102522/publication.md
observed 4c4939140c9b1c0e16ca30b0cb4c1e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.438535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102522/publication.txt
observed 49d65b126853d67fe4d83c222501e477...
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.