OpenTechnical

OT-2026-000036642

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000036642) never changes.

Identity and time

Publication numberOT-2026-000036642 · never reused
Internal UUID01a0ae77-46e8-7fc3-8777-3ffbf363a637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036642
StatusPUBLIC

Content hashes

Canonical text7817ae88dac1a44edfee9f8cf64707c78b7c0b218ed55b203e357ba6aa5ed213
Markdown3b5c6b35e9b915b3ea6c60a482b2152e28f0425396ea444af981766cbd26d5dd
PDF
Publication page19d8336aa74e51096c62732a0d6a2c703d01eb499fa1308fb5861dedb95264ea
Manifestbe7498aa7e7a8b7186170c06a95f5f00c7c64adc8c86958fe880ed9dc0e83b4b

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
SignatureNSi55V/YrkL5LEwF4Q9ugwB/wboVl/DlvBnzvwtOih1anYMw/fGNNaRqNwG3glLRQAIqMpJo1tY3QT41QKYpCA==
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

2026-09-17T11:25:59.374762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036642
observed 19d8336aa74e51096c62732a0d6a2c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.358345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036642/manifest.json
observed be7498aa7e7a8b7186170c06a95f5f00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.340823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036642/publication.md
observed 3b5c6b35e9b915b3ea6c60a482b2152e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.321440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036642/publication.txt
observed 7817ae88dac1a44edfee9f8cf64707c7...
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.