OpenTechnical

OT-2026-000009544

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000009544) never changes.

Identity and time

Publication numberOT-2026-000009544 · never reused
Internal UUID01a0ae6b-7563-7ded-929f-2e662eebe545 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009544
StatusPUBLIC

Content hashes

Canonical text5aa188c2c1160c164bc217542fdc6954d59a0e13bf046c8dfd7bb9d80c8755d8
Markdownb4b672ad3c20a3f61dd3e821d2671206338489a56c5fa1d5aa6910da5a88cfd7
PDF
Publication pagea5ac48b0695f0e7b7faa08fec6c64fc4f0127c3d5c37fa1d04262fbb2f0621f7
Manifeste18cf20a670cb880eb9602ba47a66594f62fafdf9913e35cb556af9184384dfb

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
SignatureSQXBtPjNGKJ0S81xIihud7vAv2ac0CF3QS0v9k57TTprxK1flzeMkhxX0tqpzy1aPlzj/fpqXQvzpuiwkwgtAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.151785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009544
observed a5ac48b0695f0e7b7faa08fec6c64fc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.132420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009544/manifest.json
observed e18cf20a670cb880eb9602ba47a66594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.112642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009544/publication.md
observed b4b672ad3c20a3f61dd3e821d2671206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.093868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009544/publication.txt
observed 5aa188c2c1160c164bc217542fdc6954...
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.