OpenTechnical

OT-2026-000008211

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000008211) never changes.

Identity and time

Publication numberOT-2026-000008211 · never reused
Internal UUID01a0ae6a-908d-7606-a32c-59c2b09786bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008211
StatusPUBLIC

Content hashes

Canonical textb13782125c9b372a2ce017bc4e8d606dd1fadc64fd38a2eb054c1440845e7812
Markdownf06d66a59b927377962648fb17d33869fdc5e22606f397d8ff8782246f8b8630
PDF
Publication pagec8d71a431c997925c601286a416638a43aa621e58a2e4ffa3bbc657e8b738e5b
Manifestbd02f0cc5c60bec24f7753add74aade43cdb72cf5681e299ab9401893754a4bb

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
SignaturesPk28jxv5wVCPl9OoeoI2FNQ09p2zgAUv9idOdbidkYQo4iDAfpUimHbwlEeaiTwydvvum8f9i8OdrghtEPRCA==
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

2026-09-17T12:20:37.372209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008211
observed c8d71a431c997925c601286a416638a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.354304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008211/manifest.json
observed bd02f0cc5c60bec24f7753add74aade4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.335503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008211/publication.md
observed f06d66a59b927377962648fb17d33869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:37.316262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008211/publication.txt
observed b13782125c9b372a2ce017bc4e8d606d...
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.