OpenTechnical

OT-2026-000088960

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000088960) never changes.

Identity and time

Publication numberOT-2026-000088960 · never reused
Internal UUID01a0ae9b-8f11-7d05-a058-7cdf9d47012b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088960
StatusPUBLIC

Content hashes

Canonical text4b107cfb73150e898a87b861a6060b52f413f995398713320f9ac58d99506433
Markdown1afd2d9ded63aff505e40cb565baaf6a82755c38a008ed06d0aab38552808adc
PDF
Publication pageb4f3755090688a0bd545cad3508768c0cc0cd50e46a852f5aa37eb4692df29aa
Manifest9ab6990184720dd595969dc6ad7ed0862e7219ca1f58011edc4dc3c1a0e26a03

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
Signature+PQC6VMER6l5cIjSmY6ln6V87tjcZ7rVsb6T1Ykx3GXrskm22oNA8gvR+2BPxRX9AvoVSQdRgqZMsntqbBDpDA==
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

2026-09-17T09:48:22.397973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088960
observed b4f3755090688a0bd545cad3508768c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.380569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088960/manifest.json
observed 9ab6990184720dd595969dc6ad7ed086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.362149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088960/publication.md
observed 1afd2d9ded63aff505e40cb565baaf6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.345625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088960/publication.txt
observed 4b107cfb73150e898a87b861a6060b52...
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.