OpenTechnical

OT-2026-000068005

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000068005) never changes.

Identity and time

Publication numberOT-2026-000068005 · never reused
Internal UUID01a0ae8f-c4fe-7929-981a-b8c0b5cc822f · 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-2026-000068005
StatusPUBLIC

Content hashes

Canonical text4952206c6032f2276bb922d730ab6afc44e2ab7ed1c43b91b3ab4ada1e1b015c
Markdown460d4139c414a756324bdba0a0f49c6f5f0e7f447f804116052ef9438500624e
PDF
Publication pageb9dfa61fbb6d5a79e647bfe71f295f77af3b38866e36521fa5e9c96fb05d06fe
Manifest0139931f5689a805b8c7be816a7bae7d5e4516949cc5bb8a5ef5f4e4b603f41c

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
Signature2oBHvXhvLl34aGSGZ59bXiCYwTh/C0FgsF7LdnXMfy7lhjBZwRSvzZqgcJYFzQn9t5LnIxfVXxl7kcUEviyjAg==
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

2026-09-17T10:30:33.599097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068005
observed b9dfa61fbb6d5a79e647bfe71f295f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.579125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068005/manifest.json
observed 0139931f5689a805b8c7be816a7bae7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.561139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068005/publication.md
observed 460d4139c414a756324bdba0a0f49c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.544429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068005/publication.txt
observed 4952206c6032f2276bb922d730ab6afc...
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.