OpenTechnical

OT-2026-000086494

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000086494) never changes.

Identity and time

Publication numberOT-2026-000086494 · never reused
Internal UUID01a0ae9a-2c97-7985-9a50-ab62c7a92022 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086494
StatusPUBLIC

Content hashes

Canonical text18d201b0334e7c099f0017ea680026d9e1a5b4140b02833a65511d24be1b4c01
Markdown952ca99aeb319cf8710d64ea0a7f3449a864ece96a579e696e4254ebc92a55f0
PDF
Publication pageaa84d98fbf01842deeba01e037ebd6ea82a06ad426319ab4b2dae8c1fe8122fe
Manifestba1b4a40e05de5871177ee781f8979be2fee9893c00f800c250cd9ed537e8ea3

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
SignatureLNc+hwBOjwZEcmi9N/rmtMMWTv7oQ/4EZqRbLfqNafWnmguy1aBfSMtyxSm0unnTsz3El3xQUWcP2b3JM4dnBg==
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

2026-09-17T09:52:18.551634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086494
observed aa84d98fbf01842deeba01e037ebd6ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.534260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086494/manifest.json
observed ba1b4a40e05de5871177ee781f8979be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.517266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086494/publication.md
observed 952ca99aeb319cf8710d64ea0a7f3449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:18.497019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086494/publication.txt
observed 18d201b0334e7c099f0017ea680026d9...
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.