OpenTechnical

OT-2026-000065558

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000065558) never changes.

Identity and time

Publication numberOT-2026-000065558 · never reused
Internal UUID01a0ae8e-46f9-7f17-986e-8ad3a0f888f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065558
StatusPUBLIC

Content hashes

Canonical texte7d106ff26cebce230b22cea12ff57018a8d88ef0805cfae59e23bd4258a0539
Markdownc5f65fdb97f5ae66f572e573cd004109eeff793bd3adb57692e221b1ec9fafc5
PDF
Publication pagedde966fade3a1f877147c3f639cda97e3c8b71e7daee06d0fa6bfd48acedba13
Manifest3ab4624c3784475b45eda7aa51d05ca497d2902bb7ebd513a41364ac56e1bee1

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
SignatureCpkMxGyTF6gWraYfrjIm+jIhuHtR9JaxdEAI9BgPfEgGCuZ0fSKrJP7XuHQ1wgR2x9jypMkKCaH1RdwRtEMwBQ==
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

2026-09-17T10:33:51.951884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065558
observed dde966fade3a1f877147c3f639cda97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.934368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065558/manifest.json
observed 3ab4624c3784475b45eda7aa51d05ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.916539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065558/publication.md
observed c5f65fdb97f5ae66f572e573cd004109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.898410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065558/publication.txt
observed e7d106ff26cebce230b22cea12ff5701...
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.