OpenTechnical

OT-2026-000099852

Publication integrity record

Foam pad vacuum gripper, four zone face, single 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-2026-000099852) never changes.

Identity and time

Publication numberOT-2026-000099852 · never reused
Internal UUID01a0aea3-1473-7299-85ba-2c646859f026 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099852
StatusPUBLIC

Content hashes

Canonical textbeb1e083888cf0870659cc4a82481cfbeeed64804a18996a7885d2faea34ce1c
Markdown058032d0c5a32078c21c066a9efc9ae8633ddcf9932335fc146258991d533fe4
PDF
Publication pagea354ceaf87336268e4979e7ec98bd25495c13684de9489bc5dd79895cf361553
Manifestcf3f6f4519667387160d93601704f44fc2eab8439b6ee4f84426472278f80adf

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
SignatureNsZIaIXlj+LPud7Sfkhoz5VSjRUf7/M6+ih28twMxDS9T9gKxPn9hIDaHNeStETri9kP8y7Qis/PEXxzQvQUDQ==
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

2026-09-17T09:30:21.507477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852
observed a354ceaf87336268e4979e7ec98bd254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.489678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/manifest.json
observed cf3f6f4519667387160d93601704f44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.470006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/publication.md
observed 058032d0c5a32078c21c066a9efc9ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.451694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/publication.txt
observed beb1e083888cf0870659cc4a82481cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.512436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852
observed a354ceaf87336268e4979e7ec98bd254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.494667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/manifest.json
observed cf3f6f4519667387160d93601704f44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.474800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/publication.md
observed 058032d0c5a32078c21c066a9efc9ae8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.455859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099852/publication.txt
observed beb1e083888cf0870659cc4a82481cfb...
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.