OpenTechnical

OT-2026-000058891

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058891) never changes.

Identity and time

Publication numberOT-2026-000058891 · never reused
Internal UUID01a0ae89-479f-73db-b8fb-875524b20535 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058891
StatusPUBLIC

Content hashes

Canonical text1c688b4febb47a640af71758afd072424c1e1db4cb65874402f5514185b90f86
Markdownbab1f78e8b1a9f1ad9c6d6112fa13b670a14523ed819cf66024e75c8903ee14b
PDF
Publication page8d7da689377a4ab52a489f7e4b2193d94477d86d4f51d4604c3af74400dd470c
Manifest5fb9a345e10c49fd7dd9e31c63b6899e3e07542c49bf8ee936a652f1508d2d7b

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
SignaturePvi0fMT/8dX6UjQkG5e1XzCJgl8D3Y0y8cGpLfG6CaNbzrXK6nspeEK7eyzbPW0DcKEbCZr2axfCyDLA9ISPAg==
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

2026-09-17T10:46:26.340025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058891
observed 8d7da689377a4ab52a489f7e4b2193d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.322206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058891/manifest.json
observed 5fb9a345e10c49fd7dd9e31c63b6899e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.305210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058891/publication.md
observed bab1f78e8b1a9f1ad9c6d6112fa13b67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.288901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058891/publication.txt
observed 1c688b4febb47a640af71758afd07242...
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.