OpenTechnical

OT-2026-000068750

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000068750) never changes.

Identity and time

Publication numberOT-2026-000068750 · never reused
Internal UUID01a0ae90-6dcb-7cc5-82eb-e90a4ddd4b5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068750
StatusPUBLIC

Content hashes

Canonical text077808c4001e330a5bd5c7a342213adbb6faf5e6a890f1d1397d5a71a52883ee
Markdowne606759aee83087af7ab42bbbe85b847772131648493ef3cb6c6482c323e089e
PDF
Publication pagedea00b8dc64180f0f73147c5c940ff4f43c780da14196594f9c2a09d2b2099a1
Manifest98e66f6de48a46c2b0d3eb606410480137f97989cb4dd407fcbcc2b2acbcfd4c

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
Signature1PL3/7eQRfCjQ2O95UORpvjug8AlOSnTeG7HaT9rkAH+4oeMaqmkfNZ5+HtgIjwxc6TTCCBENOj16NaYQrPaAg==
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

2026-09-17T10:28:31.854689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068750
observed dea00b8dc64180f0f73147c5c940ff4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.835046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068750/manifest.json
observed 98e66f6de48a46c2b0d3eb6064104801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.816509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068750/publication.md
observed e606759aee83087af7ab42bbbe85b847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:31.799644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068750/publication.txt
observed 077808c4001e330a5bd5c7a342213adb...
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.