OpenTechnical

OT-2026-000101942

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two 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-2026-000101942) never changes.

Identity and time

Publication numberOT-2026-000101942 · never reused
Internal UUID01a0aea4-50f1-7428-873a-942ceba517dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101942
StatusPUBLIC

Content hashes

Canonical text335496c79d708f7ca1ae688440715da0796e8576e867bdfe01287439252462d8
Markdown5713a31ba9cf9a66f6983cf57e7d0d69c5b71d0b458657160cd17d15e2908542
PDF
Publication page9510b2a80c9bda2df98972f23336fa5b9a070ad141df03c47b81c5339f17cad9
Manifesta886c8db71acf56b5a104ee051aec2fba21403b920192a96d17da3ebf6810972

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
Signature1Hp1ok+1jNWxVr4rwMeTl5/u328AhVaDchgaIFadI9byAQAWKRUc1GwYvj79RH9woJz0ffhFSbh3pupUaJAJBA==
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

2026-09-17T09:25:03.457551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101942
observed 9510b2a80c9bda2df98972f23336fa5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.440065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101942/manifest.json
observed a886c8db71acf56b5a104ee051aec2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.422547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101942/publication.md
observed 5713a31ba9cf9a66f6983cf57e7d0d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.401924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101942/publication.txt
observed 335496c79d708f7ca1ae688440715da0...
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.