OpenTechnical

OT-2026-000034878

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000034878) never changes.

Identity and time

Publication numberOT-2026-000034878 · never reused
Internal UUID01a0ae76-1ed3-7a76-a9c7-fced5b97d3e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034878
StatusPUBLIC

Content hashes

Canonical text8a37c42537a140dfd754878aad6d743972e3c50e26652c84b531aec0d251039e
Markdown43fdcc994094129b970a6500975549ed7c935c149a26502702ae6db2418cac97
PDF
Publication page55016bd29c623f1063795e904bee2b1d4287f25e1034e8a6f4a843c5536b1443
Manifest91cc8d31c45ec8893c790adb2559f438326ac5951eafe07913046af42bcc56a4

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
Signaturezm49mvVBjBgECc8isE4mcg7eBo9l7BbfgAdTz+HeFnsY+UJyoAuLoL6s7VDznKko8W9P+DRIUPHk5797TrtMBQ==
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

2026-09-17T11:30:31.974054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878
observed 55016bd29c623f1063795e904bee2b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.957207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/manifest.json
observed 91cc8d31c45ec8893c790adb2559f438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.940190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/publication.md
observed 43fdcc994094129b970a6500975549ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:31.922074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/publication.txt
observed 8a37c42537a140dfd754878aad6d7439...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.831771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878
observed 55016bd29c623f1063795e904bee2b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.813568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/manifest.json
observed 91cc8d31c45ec8893c790adb2559f438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.795443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/publication.md
observed 43fdcc994094129b970a6500975549ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:52.778005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034878/publication.txt
observed 8a37c42537a140dfd754878aad6d7439...
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.