OpenTechnical

OT-2026-000046378

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000046378) never changes.

Identity and time

Publication numberOT-2026-000046378 · never reused
Internal UUID01a0ae7e-57db-7967-b471-eaa1666e4c4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046378
StatusPUBLIC

Content hashes

Canonical text9fe691e594671a3a42c01ad52850ce8f2a35a16c48851b2e673ef56b41d01d85
Markdown1771b6d496880c941e6e4c85bd96a0822e2ffcef621359bbc569b21ff65afd39
PDF
Publication page9494bcdfe84b684d19faef8b63c7e99a4f80ca755f9f8bba15589389ded03323
Manifestbae9fa14470f4248211c77f3c1d48694ba0aee627594bfa48b85e45cda411439

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
SignatureM8N1LxOEFKwmUnUdNh3hFGXXDvPw7vdP//8BpcBP/+0Ss3ETFoj7ccbYj8RvkE4pTcF7uvnDCtDHT82khKvwCg==
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

2026-09-17T11:08:22.770703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046378
observed 9494bcdfe84b684d19faef8b63c7e99a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.752634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046378/manifest.json
observed bae9fa14470f4248211c77f3c1d48694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.734308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046378/publication.md
observed 1771b6d496880c941e6e4c85bd96a082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.717831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046378/publication.txt
observed 9fe691e594671a3a42c01ad52850ce8f...
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.