OpenTechnical

OT-2026-000094831

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094831) never changes.

Identity and time

Publication numberOT-2026-000094831 · never reused
Internal UUID01a0ae9f-2ded-7c81-be57-a2863fb4b61c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094831
StatusPUBLIC

Content hashes

Canonical text934a06f4ca23758c830fa649b1bd8a0133cdce8ff0bb179d3ad9bc661eb0df5e
Markdown36dee7850ff8a10160cdb4c2b861f14aff4bcdfa8ce251f80264fcc9ddfcdc50
PDF
Publication page2ade5423b0dabedfb9382f3c3ac8a6791ce68eb40f7e6175ce643f5fc13ae03d
Manifest5d9da899cfe0471a0ba635976115c260ea9d79e426bec5d39f4f3b575b075380

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
Signature15DuS7kGcnV6PyIy+2HB/xTDXtz0AA9R0+bV9e/idMhnwlE3t5Ec835t67oJlt62prDyoz3vpJ2A0t6zokMcDw==
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

2026-09-17T09:37:19.305184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094831
observed 2ade5423b0dabedfb9382f3c3ac8a679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.289151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094831/manifest.json
observed 5d9da899cfe0471a0ba635976115c260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.270882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094831/publication.md
observed 36dee7850ff8a10160cdb4c2b861f14a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:19.254187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094831/publication.txt
observed 934a06f4ca23758c830fa649b1bd8a01...
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.