OpenTechnical

OT-2026-000102753

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000102753) never changes.

Identity and time

Publication numberOT-2026-000102753 · never reused
Internal UUID01a0aea4-858c-7a76-a6f8-044d4302352d · 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-2026-000102753
StatusPUBLIC

Content hashes

Canonical textadf300f450e274e61f1e55437f3f8ff9c39d83aabee16583f8d6bf9a32147c5a
Markdown16b888d27af61d7ccef3337a7f4fcc85294bd49757231367855f944915633d8b
PDF
Publication pagef7c2c05d633c4708427a0d6205672e332d14bedbc67a5afdd9c8115364d2670e
Manifestb06219de162a0bb240b4867c7175d1c803ffe8924705472b7121fb114fed8ae0

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
Signaturempo4ebrL4Y2i6yGh0xw0v9s1bm9J6/o/1YhUNvb74+uuOPdQmMzNS+4j9Oo9FiWe8GAsAF7iIFsnZLHSAgjPDg==
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

2026-09-17T09:24:16.543494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102753
observed f7c2c05d633c4708427a0d6205672e33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.524895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102753/manifest.json
observed b06219de162a0bb240b4867c7175d1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.507840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102753/publication.md
observed 16b888d27af61d7ccef3337a7f4fcc85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.488648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102753/publication.txt
observed adf300f450e274e61f1e55437f3f8ff9...
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.