OpenTechnical

OT-2026-000051386

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051386) never changes.

Identity and time

Publication numberOT-2026-000051386 · never reused
Internal UUID01a0ae83-2741-7cce-9899-25980056e1cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051386
StatusPUBLIC

Content hashes

Canonical text78f434bee84e80663c4d7aa0a11ec3f7a07ce1fbb2482ebba61a5d98cfd89de4
Markdown6ddcff111f70e5aa8ee3b65332a707955fbc3ffe9ebe6264f888f1e60d0ae135
PDF
Publication page4b01e9dc3ebd83ec972be13852020ad729c3f38a828a4aaf15cc04a1a5f65c3e
Manifestffc65f37bcfce7714d1f83e100e2e39b2f6b86fad40bf4767e519e57df2972f9

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
SignatureSjMFNMWjSzy8AonX8dVBhh6gjsQbW6DwOPbSwOCiQ+Q15oH90Fcaw84HZvxEc2nMPZ0UY3q6W4E0w6GOrJZUCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:16.944614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051386
observed 4b01e9dc3ebd83ec972be13852020ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.926183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051386/manifest.json
observed ffc65f37bcfce7714d1f83e100e2e39b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.907819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051386/publication.md
observed 6ddcff111f70e5aa8ee3b65332a70795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:16.889611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051386/publication.txt
observed 78f434bee84e80663c4d7aa0a11ec3f7...
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.