OpenTechnical

OT-2026-000070994

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000070994) never changes.

Identity and time

Publication numberOT-2026-000070994 · never reused
Internal UUID01a0ae91-8c2e-7bdf-abf1-e5df6018b235 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070994
StatusPUBLIC

Content hashes

Canonical texta8d6521506e7c03869174f37d17c8523698f0c3ff3569838adcc28dee105ffb1
Markdownedd24ecb53e6714bd624d3c0e3642e3266bd48fbee19813bc26f84ad918fa7d7
PDF
Publication page55ed8b5aac17435edf948f392bfd937fa44c7722bc864f600e2c5e298c026b3e
Manifesteb9c541315840819de80913d6639d5a4354845d6c5c6ef1e2867d81f509b84cb

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
SignaturelyJoy1n3d0HOMb+s9cl6niDHbjE8/a8VQfZIPTCNgaYWIKqnzbPmu+Y8yI5L89nDwkJdZ6ZiJuP/nIOGEuiIBg==
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

2026-09-17T10:25:50.342990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070994
observed 55ed8b5aac17435edf948f392bfd937f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:50.325104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070994/manifest.json
observed eb9c541315840819de80913d6639d5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:50.307556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070994/publication.md
observed edd24ecb53e6714bd624d3c0e3642e32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:50.291267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070994/publication.txt
observed a8d6521506e7c03869174f37d17c8523...
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.