OpenTechnical

OT-2026-000020982

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000020982) never changes.

Identity and time

Publication numberOT-2026-000020982 · never reused
Internal UUID01a0ae6f-65e4-7efa-8431-5414e8c1322c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020982
StatusPUBLIC

Content hashes

Canonical text54eebd85fe3b6eca324bdfedd51108182693dc877178d57c72c215723ef5a597
Markdown5c2b2b4b535b4b8ba24686d73f0c3afd9eb03105980d6c935a1c2ea0efbec520
PDF
Publication paged4d6e3c132a29666ab8a669b3c09198c45fb5102225ae8b20219b56eb6e6fa72
Manifestad8b26453b5d5f27d662235d5943ed077d907357f0dceb4a29d4a060abb6df6c

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
SignatureLrUvDLbIfEnQPrrYFoUNenHqIHdNVRmpKte40AdYt9cxqWfEFcAiLPYXROJC0BRPDYmeFvF4uSJnWH0ijdngDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:56:07.860257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020982
observed d4d6e3c132a29666ab8a669b3c09198c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:07.842461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020982/manifest.json
observed ad8b26453b5d5f27d662235d5943ed07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:07.823787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020982/publication.md
observed 5c2b2b4b535b4b8ba24686d73f0c3afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:07.804493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020982/publication.txt
observed 54eebd85fe3b6eca324bdfedd5110818...
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.