OpenTechnical

OT-2026-000060317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000060317) never changes.

Identity and time

Publication numberOT-2026-000060317 · never reused
Internal UUID01a0ae8a-5a75-77a4-976d-83a204dfed9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060317
StatusPUBLIC

Content hashes

Canonical textb21bf62531858c3bebe28d234169846fabea660c9a98a2b07a5ee26131e756c0
Markdownc37066b2b01cf624ff32e9089ec0a1c52ccc6b96636bb3725671b8c7789a7198
PDF
Publication page20194ed1ac97b9232ad08c677e3a81f373021644d7a9bacb7b05dc97ac9e55c4
Manifest42fd68d8b7e11fa4957811a0b1d2182631bb4adaad597f1b87bbc29e9f777e00

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
SignatureiY+GBMe79LkdPJ4WP3yTgsrgWLhkmyNNkZ7UNnWFsUHrMU9TPO3xbOV5CcsxT2+npkc5oMjR8Ti03TQ3wweUDw==
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

2026-09-17T10:44:01.670397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060317
observed 20194ed1ac97b9232ad08c677e3a81f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.651958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060317/manifest.json
observed 42fd68d8b7e11fa4957811a0b1d21826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.633304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060317/publication.md
observed c37066b2b01cf624ff32e9089ec0a1c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:01.616549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060317/publication.txt
observed b21bf62531858c3bebe28d234169846f...
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.