OpenTechnical

OT-2026-000089960

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000089960) never changes.

Identity and time

Publication numberOT-2026-000089960 · never reused
Internal UUID01a0ae9c-428d-7b78-809b-092eaf3f70e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089960
StatusPUBLIC

Content hashes

Canonical text5dbc6f6578ecc23a6674eea25686f2dd7c5c6b57623b53a1a3f9ce118a77fccd
Markdownf3419f15c912568f26b2b133e31d973a312ac54653de55727e2c496d45ebe639
PDF
Publication page782c888bdb7a2edc2fab5e91c3ffef69093293d67862a049a009c5b3a32334ad
Manifest9b13824883d7a22513db23fcdecdba9631b55b7760fbb65c5160748a0575bed6

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
SignatureLsZdTcFioHAGA5+xsCaCAZDCbuonAX+Z7YLXcTLQOqZC4Ufpls7N5HVngg7mZ3X8zNUQV2t+l1QQYXAGr0P6BQ==
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

2026-09-17T09:45:20.618550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089960
observed 782c888bdb7a2edc2fab5e91c3ffef69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.599534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089960/manifest.json
observed 9b13824883d7a22513db23fcdecdba96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.580997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089960/publication.md
observed f3419f15c912568f26b2b133e31d973a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.562330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089960/publication.txt
observed 5dbc6f6578ecc23a6674eea25686f2dd...
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.