OpenTechnical

OT-2026-000038348

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000038348) never changes.

Identity and time

Publication numberOT-2026-000038348 · never reused
Internal UUID01a0ae78-2d52-7d12-b5d9-d0bf2a183ee2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038348
StatusPUBLIC

Content hashes

Canonical texted00bfd481dea80ff50bb49d3aec7ea889d32033308c57c41a2a0e9daa48bb4d
Markdownfbf8567224626f0e2604989a5156efd9ce8933fd691836ce6684c0e8e7fa7225
PDF
Publication page4fef3e085fc70a8c04ad40f704e4063e587119c4d727600003301dd2f3cc7583
Manifest76bbe74ccd0b9c3a7108414c79c9c4fade82f19b57b7e4cd643bb254d3041a50

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
SignatureZicpgfz4b4tVa+S5VyqC0eCpJQw39V2e6gKAGvkWBu8Z0d6Oitc7ztjzLtNKhDaXpGsmIF/krDgdmiqAdHm9DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:32.100083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038348
observed 4fef3e085fc70a8c04ad40f704e4063e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.077898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038348/manifest.json
observed 76bbe74ccd0b9c3a7108414c79c9c4fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.059877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038348/publication.md
observed fbf8567224626f0e2604989a5156efd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.040226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038348/publication.txt
observed ed00bfd481dea80ff50bb49d3aec7ea8...
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.