OpenTechnical

OT-2026-000088719

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line 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-2026-000088719) never changes.

Identity and time

Publication numberOT-2026-000088719 · never reused
Internal UUID01a0ae9b-8f10-7d54-9c57-e6fc8c8414a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088719
StatusPUBLIC

Content hashes

Canonical texte625cebaed65887a410b23382de339dbe0050b63133d5f76c636eacefa115892
Markdown7444a1aecd5e0a387336b187f4f788b7eb43a8f4638c05b3c8c6acf03910d3b4
PDF
Publication page6596e64e29a436061fe29e5979038cc4042d36a1eba84343263076961d94c593
Manifest1a73563dbbef6db093f11b1e7c267dbb25ec2496c6d213d7bf3eaaa56019cce8

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
SignatureerVsLXHALRYrUSYjHAgyEiSe4JDwh04QroKCRnoa1TGKdwKIL1d9qRSUWK1C8Qww3I/MlzwBqMlrKhiKTsDCCg==
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

2026-09-17T09:47:57.524184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088719
observed 6596e64e29a436061fe29e5979038cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.505752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088719/manifest.json
observed 1a73563dbbef6db093f11b1e7c267dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.487474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088719/publication.md
observed 7444a1aecd5e0a387336b187f4f788b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.468806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088719/publication.txt
observed e625cebaed65887a410b23382de339db...
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.