OpenTechnical

OT-2026-000085997

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000085997) never changes.

Identity and time

Publication numberOT-2026-000085997 · never reused
Internal UUID01a0ae99-e82a-71d7-837c-4ba78ac8758b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085997
StatusPUBLIC

Content hashes

Canonical text296384dd76a8069c424e59d13148186fd5b6897de140e417d9db721130f361ed
Markdownf9c8060be63c77f500f27ecd9a1e2ea0eaf5946c0e3438d6468cf96247336885
PDF
Publication page060f86abccd4aad03471ea4cdf36ca98e3b55887ede08256371cda82616e6371
Manifestb4b8d0a9d267af553d2f22edda527fd40ca166e793a2e778698d6055b601ee4f

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
SignatureMVOk4Cys1Q/dcMXtBMGyKL4v9rFt0qcDE3pB6+f8ik0/CPRKGDt3UE5cTcHEnlCJ72mlhgEyQSp082AMpTbQCg==
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

2026-09-17T09:52:58.785400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085997
observed 060f86abccd4aad03471ea4cdf36ca98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.767973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085997/manifest.json
observed b4b8d0a9d267af553d2f22edda527fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.750714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085997/publication.md
observed f9c8060be63c77f500f27ecd9a1e2ea0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:58.733519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085997/publication.txt
observed 296384dd76a8069c424e59d13148186f...
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.