OpenTechnical

OT-2026-000014174

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed 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-2026-000014174) never changes.

Identity and time

Publication numberOT-2026-000014174 · never reused
Internal UUID01a0ae6d-b279-7e24-99cb-2f4a4a92a5fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014174
StatusPUBLIC

Content hashes

Canonical text52d6b31d71c8bfc126d543c0d350ab970b1b1e6ca7adfc0388076c7fa4fe09f1
Markdown67a3e2f65f57590978b4c643a9b981b5491d192c8a7a44d2de3d8ef46e790a16
PDF
Publication page4447ad94909b5d53fa11d59321ea5eab5f13058ee730643cf88d73bc871a2811
Manifest086581b8c0143f7b02a3b8ce58529ea6043a070f6e6081ef0941820297cdbf7e

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
SignatureR20d0TfU1GjfMQvAE20jAl93XQXlTQyr/yId1J72QQKFAg+BKhOgSp6PjFWAoZVncwtnK/r+fTEvDOrCA7x4Cw==
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

2026-09-17T12:07:15.936566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014174
observed 4447ad94909b5d53fa11d59321ea5eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.917742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014174/manifest.json
observed 086581b8c0143f7b02a3b8ce58529ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.896434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014174/publication.md
observed 67a3e2f65f57590978b4c643a9b981b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.877398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014174/publication.txt
observed 52d6b31d71c8bfc126d543c0d350ab97...
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.