OpenTechnical

OT-2026-000062239

Publication integrity record

Foam pad vacuum gripper, four zone face, four 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-2026-000062239) never changes.

Identity and time

Publication numberOT-2026-000062239 · never reused
Internal UUID01a0ae8c-0abd-73ff-b1a7-73454a1228db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062239
StatusPUBLIC

Content hashes

Canonical textcdcd39b5b7f5ef20cf96f4d124f672838fe68b1a8c2a0efe9a4aee994c48d313
Markdownc65f40062b11abbf2fac30756b042db94b0c276fbd9149e9aa741bd6959a4d02
PDF
Publication page5e80a02fe4f97b037a68114e04fc1a979b391be92cdf7be6594bf8dea7cdd23b
Manifest0e4392f0a94a6293fa555185a3ec29bfe73338d115a9d618176d786c6571d1f9

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
SignaturevIUpZrH9Ha+JiHs9xo95gQaicHJGejLtSUjS2TYNImUw1zqP6+RBSO8EuYRuY09fjAhBpKPEcsCFl12BlYiCBQ==
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

2026-09-17T10:39:30.869275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062239
observed 5e80a02fe4f97b037a68114e04fc1a97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.852049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062239/manifest.json
observed 0e4392f0a94a6293fa555185a3ec29bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.833632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062239/publication.md
observed c65f40062b11abbf2fac30756b042db9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:30.816467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062239/publication.txt
observed cdcd39b5b7f5ef20cf96f4d124f67283...
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.