OpenTechnical

OT-2026-000093218

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000093218) never changes.

Identity and time

Publication numberOT-2026-000093218 · never reused
Internal UUID01a0ae9e-0911-7703-b497-f04bd8012edb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093218
StatusPUBLIC

Content hashes

Canonical texte2e8b366e021c950b0c459c4512953266df37fd9ffb2bdabf64252bb1a95cc56
Markdownd2c06f6c0a8ff71e425cd30289815f2be7e66f8cbdf933571e017e02e1cd66cc
PDF
Publication page56241d7e2c619f70d7ab0b59225bc51230b70350d23e974fad77a76d70b825b7
Manifestfd1ad26b392a4f59d468e8b755817d5c6df9f04680f49cc8f5975c8e2c55ff82

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
SignatureKkSXhdCc2UFAt6lcMjpkzgcM78X0rSjnQW2JPe82WHdle3p/tJqAES0h0+M+vCusRpGLS9hT/u8rIFTo9/1rBg==
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

2026-09-17T09:40:33.305930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093218
observed 56241d7e2c619f70d7ab0b59225bc512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.289769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093218/manifest.json
observed fd1ad26b392a4f59d468e8b755817d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.272634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093218/publication.md
observed d2c06f6c0a8ff71e425cd30289815f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.255705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093218/publication.txt
observed e2e8b366e021c950b0c459c451295326...
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.