OpenTechnical

OT-2026-000089238

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000089238) never changes.

Identity and time

Publication numberOT-2026-000089238 · never reused
Internal UUID01a0ae9b-db00-73aa-963e-88522c5f456b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089238
StatusPUBLIC

Content hashes

Canonical text23d6c95d4ad1c71882c31d636c0235ef24bc870cee13f7323fa1e93d51e3f8de
Markdownfaf0762543087318ea32b819dbc6ff9d85b0e66fc642d41eb8ccd1b2e1aa3bd9
PDF
Publication page39533b4f3a27c0b6dd1f1a8d6500a39622d66a0c959520fb8c8a1711dd6c1221
Manifestf4dffa0c7377772ed04ab1e13a6f7908e920931b0be9791d2d95840cc8ea0162

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
SignatureWiyYLVY0/6eOFnJ42oTnotDqD/jLjDzLlYML0RLPEHRkRmHovTT0x3HAxpu7sFaJ4CbI28JAVY1ij6uO6HGgDQ==
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

2026-09-17T09:47:15.322057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089238
observed 39533b4f3a27c0b6dd1f1a8d6500a396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:15.304496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089238/manifest.json
observed f4dffa0c7377772ed04ab1e13a6f7908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:15.286509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089238/publication.md
observed faf0762543087318ea32b819dbc6ff9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:15.269632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089238/publication.txt
observed 23d6c95d4ad1c71882c31d636c0235ef...
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.