OpenTechnical

OT-2026-000057806

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000057806) never changes.

Identity and time

Publication numberOT-2026-000057806 · never reused
Internal UUID01a0ae88-6ed7-7d50-b1f0-ff31589a8fbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057806
StatusPUBLIC

Content hashes

Canonical textf84712eda02a274a3b19b2ad9ab2fdf777ec9d5071b18885019d2f8691e8a925
Markdown41591491364f961cdce9384e820f2780080ecdee940205c40957ffb1d363e880
PDF
Publication pagefd61f187c8f7152f3915e932d1afb55569823491883f4291eb9c198fee866591
Manifest5a2f3f91a8f507d0a0709ab6a0bcd40ac54f67c6ccca97c420b84df1e77e3797

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
SignatureUdrNvRjjEaHBPLBZ/hm7MvPtTA1J0Z9ACa0be1fJuAfTXVxK7+v31AGGuObG8xlkIVfWk0e/WLUZPowDw7AVDQ==
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

2026-09-17T10:47:22.399542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057806
observed fd61f187c8f7152f3915e932d1afb555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:22.378484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057806/manifest.json
observed 5a2f3f91a8f507d0a0709ab6a0bcd40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:22.359053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057806/publication.md
observed 41591491364f961cdce9384e820f2780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:22.339247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057806/publication.txt
observed f84712eda02a274a3b19b2ad9ab2fdf7...
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.