OpenTechnical

OT-2026-000073860

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000073860) never changes.

Identity and time

Publication numberOT-2026-000073860 · never reused
Internal UUID01a0ae93-2b8e-77b3-b037-bfd135590aef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073860
StatusPUBLIC

Content hashes

Canonical textaae1299fc9fd5e515925408354deb3090301808c2ad35c5ebf50c50fa7c29a35
Markdown08ff5e99c0376f8a27eb0665f95c57b4c5281813f79472c2e363501f166bf483
PDF
Publication pagea916fcbe09dc2a525770b377a487a08ea2ffb684746f92861436b73fc6d3928c
Manifest0a5e0c7c412f2c071f21af80daa384babf76f2324ee129f9d52fcb9cf1f0e233

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
Signature7InFhfUB9pp1yZwEVPF4sAepWu7Tu1TPm0kk//uBZ5S3MNNhXePRJf6fdCB/Xd4aK8epfD+TVY6U5mfp8IyoDA==
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

2026-09-17T10:20:00.124349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073860
observed a916fcbe09dc2a525770b377a487a08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.106553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073860/manifest.json
observed 0a5e0c7c412f2c071f21af80daa384ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.087443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073860/publication.md
observed 08ff5e99c0376f8a27eb0665f95c57b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:00.068611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073860/publication.txt
observed aae1299fc9fd5e515925408354deb309...
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.