OpenTechnical

OT-2026-000009918

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, vented after 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-2026-000009918) never changes.

Identity and time

Publication numberOT-2026-000009918 · never reused
Internal UUID01a0ae6b-cb79-7af3-8e7a-55aeb87b90fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009918
StatusPUBLIC

Content hashes

Canonical textc1f95010a935fbc1b1f626557548f6959d2bb51bcc0778a98e687a4aa5955501
Markdownc2a5769439d14ba4b53806badb517c19d20869832d7a473d9146b8e3033471d1
PDF
Publication page7a8d38aa5dc6f6b3ed4b1e40c18fda26fa0cc75fb72c4fa73812bc29df0ffff3
Manifestb1eaac76c3722a4de619abb24105f060ca47014b1c9b7a2d810b31653e772552

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
Signature2fRJEZKCB0vSRJBXB6FXfWIJ1DNb6EJW7odSOm7kqJlyoiadsTKeGgE90fiHQvBVNIxNu+OrYu7IMT93xBt8CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:56.213989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009918
observed 7a8d38aa5dc6f6b3ed4b1e40c18fda26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.190711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009918/manifest.json
observed b1eaac76c3722a4de619abb24105f060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.169550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009918/publication.md
observed c2a5769439d14ba4b53806badb517c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.150093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009918/publication.txt
observed c1f95010a935fbc1b1f626557548f695...
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.