OpenTechnical

OT-2026-000059868

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000059868) never changes.

Identity and time

Publication numberOT-2026-000059868 · never reused
Internal UUID01a0ae89-ec26-75c5-b896-847e9037976c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059868
StatusPUBLIC

Content hashes

Canonical text22d73fd8c0b568f28af8386e46dae92df2ea5191c141efbfabc17beec7084abb
Markdown6c2c106ca76a5baf1d1e7ba2acaf80da33fe71464fb541942094fc42d9904884
PDF
Publication page49e50ff35094afbd8bfc8b7cfab49930a55520385e2e1c8af6f4098b0479c80b
Manifestc4f793b82360ce66147bc05a5a52f00e08f819869e2802bf685771e6f0490da8

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
Signaturex96VJsHCvEr3df5cX0dwchEJ7Wna/dDe1Oce8tbIn6ciPDaYcPzm9Ohv1ZjeVsqizdOheGmMA2E3vaubls5DBQ==
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

2026-09-17T10:44:37.362945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059868
observed 49e50ff35094afbd8bfc8b7cfab49930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.346192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059868/manifest.json
observed c4f793b82360ce66147bc05a5a52f00e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.329555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059868/publication.md
observed 6c2c106ca76a5baf1d1e7ba2acaf80da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:37.313612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059868/publication.txt
observed 22d73fd8c0b568f28af8386e46dae92d...
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.