OpenTechnical

OT-2026-000086634

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000086634) never changes.

Identity and time

Publication numberOT-2026-000086634 · never reused
Internal UUID01a0ae9a-2c98-7faa-ba23-351e3d4e7cfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086634
StatusPUBLIC

Content hashes

Canonical text3c18056f24eaaab363225683b1c018918df9b8a267ab7d77f72086b05112d067
Markdown4572155a473fd0f160f74109a8a2af380e12c31601ca7fe98f8ceef1b4b9aa8d
PDF
Publication page61a41cd458d8c2c84fcf8234023c0fb4d843dedf0032d983686303ee50b37017
Manifest40b426221402bf325069e55820f67dfe409e3750cccbacfa5596e8038372c8ce

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
SignatureNqml74MZcxcNILFt1TbG3aOz63gxCgIKCgM04omMmUqLh7PUK9Os9xEZuNn6BH6HYXECSJBu71gnm+1Zlc9PDw==
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

2026-09-17T09:52:29.350488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086634
observed 61a41cd458d8c2c84fcf8234023c0fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.333192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086634/manifest.json
observed 40b426221402bf325069e55820f67dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.315437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086634/publication.md
observed 4572155a473fd0f160f74109a8a2af38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:29.297163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086634/publication.txt
observed 3c18056f24eaaab363225683b1c01891...
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.