OpenTechnical

OT-2026-000101865

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000101865) never changes.

Identity and time

Publication numberOT-2026-000101865 · never reused
Internal UUID01a0aea4-50f0-7532-a349-1a5625911409 · 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-2026-000101865
StatusPUBLIC

Content hashes

Canonical text879ce7aeec8d5c4b56af649ed2377dbe1ca21ee00d6098730cc0e66dc6472df2
Markdownd7e43327be688e58711db0dcf909e39cc6f86e9e618ad6cd313841b7767c094a
PDF
Publication page00757d9de054e179c2f2c483c75d896f7fb7055121aa9cf297a1a2d0b7d24c26
Manifestc6af6bc44a88e9783d3d4f46bf89681e2c84e9d55961b20f22206d2385dd5ec9

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
SignaturerTJUXaubM0QwJivplLKHD3S61o8ZW1ga/Hf6kIwFF3qG8nZ6EbBjjXaRMdPUcYAZ3nxgZg0fbk6XoGOkUMY/CQ==
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

2026-09-17T09:24:28.163512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101865
observed 00757d9de054e179c2f2c483c75d896f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.144593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101865/manifest.json
observed c6af6bc44a88e9783d3d4f46bf89681e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.125860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101865/publication.md
observed d7e43327be688e58711db0dcf909e39c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:28.107892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101865/publication.txt
observed 879ce7aeec8d5c4b56af649ed2377dbe...
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.