OpenTechnical

OT-2026-000093132

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000093132) never changes.

Identity and time

Publication numberOT-2026-000093132 · never reused
Internal UUID01a0ae9e-0910-7202-a8a7-4331ca1f45e0 · 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-2026-000093132
StatusPUBLIC

Content hashes

Canonical text55ae878a6761c13a80afdc5e10261c76ec5f6b9e73b432ef572d616337a8b74a
Markdown6262cb9ff37aa82220cbcd3f49b0f304f9d80e37ba860c991493c8a2c955c886
PDF
Publication pageb562650c87d1f1c491f7482798af6e2d8c66b5b0af04969a8416f22de2abca45
Manifest10da346d577cbbb400ae6eff3bcfc246842ebae5320b11f68d2c0dcce00cb676

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
SignatureLhPBBCXOXvqjneR9qNmRKtG7mgS57dlyR/eu9SnNGmFw8FdAotm8m4JkoFCoXFhdVpyBRqwmWFCNoO/oBwEaCg==
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

2026-09-17T09:40:25.400686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093132
observed b562650c87d1f1c491f7482798af6e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.384032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093132/manifest.json
observed 10da346d577cbbb400ae6eff3bcfc246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.367902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093132/publication.md
observed 6262cb9ff37aa82220cbcd3f49b0f304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.349199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093132/publication.txt
observed 55ae878a6761c13a80afdc5e10261c76...
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.