OpenTechnical

OT-2026-000073510

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000073510) never changes.

Identity and time

Publication numberOT-2026-000073510 · never reused
Internal UUID01a0ae92-efb9-7638-843f-5457c5470068 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073510
StatusPUBLIC

Content hashes

Canonical texte72d00c4acdabe86082c10e942e7769811669a1f6face6794307f44ad0ab6523
Markdownd11abee369c14762198277cac9ac0b9659f6c7b3a90ed94843ee7556e83ea4c8
PDF
Publication pagec6b89017bc5101ac1be1db1c1ab5e4764972b432f6542e6d5493f61a82d2a957
Manifest043347f860bd679d4a0adfe74fdb43881dcdb2ca343ff72c49ba5b3923472235

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
SignaturewKzhKorD532IrIPhV1VH41J6t6MmJLwSLgJHluVYuhRLXWc4/kPMZ18il9/b92fRHPOFhkgxCR+pvd7zrp4HDA==
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

2026-09-17T10:21:40.825899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073510
observed c6b89017bc5101ac1be1db1c1ab5e476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.807949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073510/manifest.json
observed 043347f860bd679d4a0adfe74fdb4388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.789450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073510/publication.md
observed d11abee369c14762198277cac9ac0b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:40.773122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073510/publication.txt
observed e72d00c4acdabe86082c10e942e77698...
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.