OpenTechnical

OT-2026-000083164

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000083164) never changes.

Identity and time

Publication numberOT-2026-000083164 · never reused
Internal UUID01a0ae97-c962-7939-b1bf-e2e7d7775f4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083164
StatusPUBLIC

Content hashes

Canonical text0e4d29682444f7b7c12f985dd6541a25f662ce691d2efd469ab1b7a9c40839e9
Markdown44ba3199219d32d36b829b56a93c795d52aacd302825b6a324aee6f2206d7410
PDF
Publication pagec6524db45907f8c8d001f4813a537232baf01dd2724b565c6be61fa7d1bef0e1
Manifest460e0b21b79b4d5db840bf7d9ee5e152b4ae84caf554e966f69a23a70d7ea2a9

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
SignatureO9Kzz1WZBzcXUwt4HY41cUCHrSwkIbMLezS/lHLMbEUyb7b+ZweGCJvqt5wsquWOx/lW44Ot/rwTBeBLgU+ZBw==
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

2026-09-17T09:00:55.836123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083164
observed c6524db45907f8c8d001f4813a537232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:55.815057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083164/manifest.json
observed 460e0b21b79b4d5db840bf7d9ee5e152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:55.673803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083164/publication.md
observed 44ba3199219d32d36b829b56a93c795d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:55.653745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083164/publication.txt
observed 0e4d29682444f7b7c12f985dd6541a25...
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.