OpenTechnical

OT-2026-000037609

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000037609) never changes.

Identity and time

Publication numberOT-2026-000037609 · never reused
Internal UUID01a0ae77-b8cf-77f3-be55-c62598207d6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037609
StatusPUBLIC

Content hashes

Canonical text303988eef1bb7b6667a3dfcbe5fc19b743a33f5ab184cfc69aa22eac3380b51e
Markdown9cc593acff150d18da7fa47e66a0bfeaa6cec890c70aa0c093a8ee7c80d8c900
PDF
Publication page527b2c6aa6a56c5652eecc7450cfa492e0e5191170f63760d828a7662d6cd621
Manifest8f39a70b03604f6c68d9d119da6d53d92c22d81beb96bbb37877495e9ffdc504

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
Signaturexa6S2Lhcy1Q3f4XyGn3n2WxwvkXaNs0wKFQSEUGRrU3jmVg4+qo2lNAgHMxdgn6nrljPheWsZ2VnS4XTRLzLDA==
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

2026-09-17T11:24:09.938535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037609
observed 527b2c6aa6a56c5652eecc7450cfa492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.919688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037609/manifest.json
observed 8f39a70b03604f6c68d9d119da6d53d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.901779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037609/publication.md
observed 9cc593acff150d18da7fa47e66a0bfea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:09.884791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037609/publication.txt
observed 303988eef1bb7b6667a3dfcbe5fc19b7...
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.