OpenTechnical

OT-2026-000098842

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000098842) never changes.

Identity and time

Publication numberOT-2026-000098842 · never reused
Internal UUID01a0aea2-8285-7161-a12c-a466a5b0e5e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098842
StatusPUBLIC

Content hashes

Canonical text197e1dd1692f1978653e3a1016ba0294e9a63b10eca029d6ff0f553e9cb71af0
Markdownab77f8f9fff3a54fc16cab011d4dddf6aa3dc9584b90d5eed972e01b75a95560
PDF
Publication page24fca1a374b314a3b9d1a89e6c4b55865b26537927091f6c82802faa6b6fff68
Manifestd60fee5493a7f9b7b371ba7f43cd7159c34e4127752dab4c73b153c6ccfe04f5

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
SignaturetxESAL4Ybgkrolt7PuUUpTNJ9bv47Etv651pZ7TtwuapT/3PGGJpd3WCw4/cICGUQv8noju9ak+g8DstrmGKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:53.033945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098842
observed 24fca1a374b314a3b9d1a89e6c4b5586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:53.017427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098842/manifest.json
observed d60fee5493a7f9b7b371ba7f43cd7159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:52.999950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098842/publication.md
observed ab77f8f9fff3a54fc16cab011d4dddf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:52.983497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098842/publication.txt
observed 197e1dd1692f1978653e3a1016ba0294...
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.