OpenTechnical

OT-2026-000058292

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000058292) never changes.

Identity and time

Publication numberOT-2026-000058292 · never reused
Internal UUID01a0ae88-f398-7f1d-b7d6-852a46b776e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058292
StatusPUBLIC

Content hashes

Canonical texte503795052b37bbebc8bc7202d5694645088a71f6749438572408686c24f0c1a
Markdown6cc6f5ca11c0c70f25ef0adb8b2138649b8e1cfd550931099075514de7ab2186
PDF
Publication pagedc0b7133c7534811450e9208285bf9cc7277b593fed9c23b5be545a729c22a11
Manifest5061e9955263385149dc34d09f2c4d356ea0225736de4c57ef64c0911d2a517c

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
SignatureOYaQPcPJDatjvRyn8paIqwFwySFSRVqLgTy7nvMlr+f/4rTl+Vk4CfoShnB+qsYQKGUU5vFnJMOyLzb87iIpDg==
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

2026-09-17T10:46:41.167379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058292
observed dc0b7133c7534811450e9208285bf9cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.146967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058292/manifest.json
observed 5061e9955263385149dc34d09f2c4d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.127914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058292/publication.md
observed 6cc6f5ca11c0c70f25ef0adb8b213864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:41.108746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058292/publication.txt
observed e503795052b37bbebc8bc7202d569464...
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.