OpenTechnical

OT-2026-000099795

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, 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-2026-000099795) never changes.

Identity and time

Publication numberOT-2026-000099795 · never reused
Internal UUID01a0aea2-c978-7480-87e4-229e411099c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099795
StatusPUBLIC

Content hashes

Canonical textd2956dc78742100bed133983bc2c9ae6ceb6d19e357ab07b9a48407954eae9be
Markdown328b2b1eb7612aa5696122106b936682b66a48d551ce846582af7019d2d72010
PDF
Publication page8ec5cd66a28c56b5fd8868eb7f97cf3bebf366671640dbd9639846674468d49a
Manifest34eacf8632482dfbec8473c47073f11c8be1b3c8133ce6594c644d4064cb55d8

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
Signature/HL8ab5IZuQG6lgj8c98MRWc3LlaVKG4GjZ74nRHqHV4EAQF1MfCAiGxY3xern88ghtqQduvBVZdlymlMyT7Bw==
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

2026-09-17T09:29:49.924263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099795
observed 8ec5cd66a28c56b5fd8868eb7f97cf3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.906485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099795/manifest.json
observed 34eacf8632482dfbec8473c47073f11c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.889436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099795/publication.md
observed 328b2b1eb7612aa5696122106b936682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.872130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099795/publication.txt
observed d2956dc78742100bed133983bc2c9ae6...
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.