OpenTechnical

OT-2026-000079929

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, sustained 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-2026-000079929) never changes.

Identity and time

Publication numberOT-2026-000079929 · never reused
Internal UUID01a0ae96-4377-7b0a-8f52-73d547ea1d71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079929
StatusPUBLIC

Content hashes

Canonical text86cedb724a1ab4e2fd04c999acad919e0891aec64c17d3bbf18387ef2d9bd6d4
Markdown3a45d223de78b067a87426e5d00a2bce13fd44303356cc889505bb87f4119947
PDF
Publication page65224d1b36b393ef151e3d7248f80c84a44f4eddae37e7b9269d67823f4f4861
Manifest227c3e0deec8e3f249a7a48068cbd2dfccea2151fc37386f81af84c0b68e29ce

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
SignaturewVNpjh4HYDsCLd1w2VjBuYxBxm1Q8fcSOp33pVp0SjX7psmZRUYGIwCak7P7HCihRVkDWZuXopcuwCT7m1w0Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:49.882473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079929
observed 65224d1b36b393ef151e3d7248f80c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.865641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079929/manifest.json
observed 227c3e0deec8e3f249a7a48068cbd2df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.848450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079929/publication.md
observed 3a45d223de78b067a87426e5d00a2bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.829007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079929/publication.txt
observed 86cedb724a1ab4e2fd04c999acad919e...
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.