OpenTechnical

OT-2026-000101536

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000101536) never changes.

Identity and time

Publication numberOT-2026-000101536 · never reused
Internal UUID01a0aea4-0e15-72e1-bfea-8b04a32dd416 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101536
StatusPUBLIC

Content hashes

Canonical texta552c397b9207ed59f1d086eb47777afe14c9b9aed16c1fd3edc04a277a7f495
Markdown9a9cc27da7599f16fd020369885dc142bbd00281d180defd4110faaf3a0049a2
PDF
Publication page6624e8215a7d2a90147f80ef4c54612d2cdf0c5007efc1ae8ea0236faef8384a
Manifestee99879af6cec48e5ee1f5a6fe2e92d287f571e944263dd77159b642d4e3884f

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
SignaturelCWXDGHZnAV0WbeSnXT09uwcjewQrax0iEokFpTMsIjQAhQyt0fG1bXyI81+mmqIYTHYwMIVHLaRPl6oYSBNAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:34.563369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101536
observed 6624e8215a7d2a90147f80ef4c54612d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.545728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101536/manifest.json
observed ee99879af6cec48e5ee1f5a6fe2e92d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.527646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101536/publication.md
observed 9a9cc27da7599f16fd020369885dc142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.510281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101536/publication.txt
observed a552c397b9207ed59f1d086eb47777af...
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.