OpenTechnical

OT-2026-000058976

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000058976) never changes.

Identity and time

Publication numberOT-2026-000058976 · never reused
Internal UUID01a0ae89-47a0-7914-8cb0-c4c12e2d2b17 · 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-2026-000058976
StatusPUBLIC

Content hashes

Canonical textb5f8b3192a0456af3a72643fa9001d9be72ea8af1426b4428f5a5bfca72e26c6
Markdowne6321eae54932a539196be3a7cde4b8220a73194c6eb346b820f266ccddb8cb6
PDF
Publication page5a18a2dd95ea28eb5a4ee2fe95e276346c7081ec9101838496a304363c62c3d3
Manifest38367b8dbd6e5de18ac2ad91e4637251aef4cda9522b03680cd0a8c2804e4523

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
Signature9bs7HJf3ALQfS5ep5FVVQBH4+YIb4Gh0e4tkUFVpaZhoxpJzTRVyUVABG5i5U6UZY5i+LWzsqEZ+/fZWLNSDAg==
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

2026-09-17T10:46:33.556821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058976
observed 5a18a2dd95ea28eb5a4ee2fe95e27634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.541104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058976/manifest.json
observed 38367b8dbd6e5de18ac2ad91e4637251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.524851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058976/publication.md
observed e6321eae54932a539196be3a7cde4b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:33.505568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058976/publication.txt
observed b5f8b3192a0456af3a72643fa9001d9b...
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.