OpenTechnical

OT-2026-000084524

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000084524) never changes.

Identity and time

Publication numberOT-2026-000084524 · never reused
Internal UUID01a0ae98-e25a-7937-8507-f9602d11e377 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084524
StatusPUBLIC

Content hashes

Canonical textce2c662ec3ea1963f2c030f131a2de7b4bfe8761759052d945eeced625e21126
Markdown167b45f58cdf59e0ba0060fe1d91cb1773906b28af84f18c4b41174486cbb4e4
PDF
Publication pagef77a69c462036a1e40a0477fa8a78935969519e1be60ed89d23ac8e050f23544
Manifest59d09ab02551151cebf04c8fbf5b81ab179e48bbeeef5c881d037f7217f579a5

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
SignaturecstLf2zygbMPb4brfJTCR5TwI4kT9UNGlB5Qmr+nyNrzX2z3mqj968tQHWphXLm0MDVEqnf6lvcVDNavmOuMCQ==
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

2026-09-17T09:55:24.348038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084524
observed f77a69c462036a1e40a0477fa8a78935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.330902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084524/manifest.json
observed 59d09ab02551151cebf04c8fbf5b81ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.314805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084524/publication.md
observed 167b45f58cdf59e0ba0060fe1d91cb17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:24.297541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084524/publication.txt
observed ce2c662ec3ea1963f2c030f131a2de7b...
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.