OpenTechnical

OT-2026-000068088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068088) never changes.

Identity and time

Publication numberOT-2026-000068088 · never reused
Internal UUID01a0ae8f-c4fe-7f1a-883b-e3d296c2bdb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068088
StatusPUBLIC

Content hashes

Canonical text601093813cb68f2b6cde6c488d047186a2dd245310dd40158ca3c2d2b5bcaa87
Markdown02eec7a81ad8cb954dc56a9ca59c6c4d6e3e2054c89cf49b8b15958b09a74e1a
PDF
Publication pageeea0ef47ec70651e8dec7048720232a78aa962a06bcfa5f05379213d53859ced
Manifestcc15fdc4de8d11216f701c6918cdf5b7427443fafc1ac9e039f4a71b82f62416

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
SignaturehX/pCsafhOC90u05JupxU60qZ+hdUnwx0P3RV3CypgYsUTDne1Tt2YRgRDZwYrJK544R2Lqow+9Vbatv/RBMCA==
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

2026-09-17T10:30:40.936704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068088
observed eea0ef47ec70651e8dec7048720232a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.918450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068088/manifest.json
observed cc15fdc4de8d11216f701c6918cdf5b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.899158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068088/publication.md
observed 02eec7a81ad8cb954dc56a9ca59c6c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.877888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068088/publication.txt
observed 601093813cb68f2b6cde6c488d047186...
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.