OpenTechnical

OT-2026-000062791

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000062791) never changes.

Identity and time

Publication numberOT-2026-000062791 · never reused
Internal UUID01a0ae8c-6389-7fc7-8eb0-50e6620d23c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062791
StatusPUBLIC

Content hashes

Canonical textc79076c46e6b6ca16e9540d75d38c39667bd0abc486003bd7006f9382bc528c2
Markdown425501a9ec3bdac123d6a9953ec86c5fa6d47d75a8cd1a31bf92e3029ef9ea17
PDF
Publication page0ba52fe462e11c302abbb8e46c88d358e3d32ed79735d20eb54f7af5d29da707
Manifestc5e3ad56547785ad4e3da6fc0c7761dba494d7fbb291a7e8ea8a602c4ec97cee

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
Signature4A5ZdVEs2HfidCXLnXxUsbcXUMMouriG1I00+euNMGS1Dx6vFuaa35wOwh2JsO8+JZCrh7mFd4g5c5k73z9rDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:22.871521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062791
observed 0ba52fe462e11c302abbb8e46c88d358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:22.853723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062791/manifest.json
observed c5e3ad56547785ad4e3da6fc0c7761db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:22.833657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062791/publication.md
observed 425501a9ec3bdac123d6a9953ec86c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:22.813685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062791/publication.txt
observed c79076c46e6b6ca16e9540d75d38c396...
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.