OpenTechnical

OT-2026-000058620

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000058620) never changes.

Identity and time

Publication numberOT-2026-000058620 · never reused
Internal UUID01a0ae88-f39c-7a75-99a7-254311ca7b4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058620
StatusPUBLIC

Content hashes

Canonical text9aed8978273465f082d4ee3bb1307fcc893e3570b0bd6218fa447e3a010706f1
Markdown94fbcfad98f48eb7ef6330ac4a31cf987883f2fbffa369111d880f828457fef5
PDF
Publication pagef763b6a721edadd400244e437368c9262d890848eb51ded9cc439ec05d30b24f
Manifest35077b4c04bf1b431839470e5d615c8a2ff474f51b3a0479a857673abb91487f

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
SignatureDUaxcXH/F0eUHwvuXtJQy+B3WAsF57O0F/VZ/dyyDF0aw+zldcSPYzFpjwQAoyfbIcm7ooyR8vddT8VVb5HXAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:07.487989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058620
observed f763b6a721edadd400244e437368c926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.470222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058620/manifest.json
observed 35077b4c04bf1b431839470e5d615c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.451212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058620/publication.md
observed 94fbcfad98f48eb7ef6330ac4a31cf98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.433659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058620/publication.txt
observed 9aed8978273465f082d4ee3bb1307fcc...
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.