OpenTechnical

OT-2026-000094990

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000094990) never changes.

Identity and time

Publication numberOT-2026-000094990 · never reused
Internal UUID01a0ae9f-2df0-7065-b603-173d427ef7a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094990
StatusPUBLIC

Content hashes

Canonical text6fa47c9a46347b5281fd8bb0e4dc331c6038c8e1a943df4039b5e28fb90ab190
Markdownd2716866b9ba85c1e9a01c830c54ca3ebb538530c2cd6be1403ce5fc3f0e70d1
PDF
Publication pagef432a55bf04284f1ebcceac59d88e6e33f2d7028f40e85c4d31ddbd6e2c58e23
Manifestf947b292190df382603470df9f062bf134cbd2dc239a1d756bcf6e8998af741a

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
SignatureS5L4uMsucd916xGyUPqMvF0bRIfFbxs3xH+5r4iQzWGo3k8ESXCEE0H9lAQoSqDLUlOvvHch28dkFnOk1IowBA==
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

2026-09-17T09:37:32.512341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094990
observed f432a55bf04284f1ebcceac59d88e6e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.496628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094990/manifest.json
observed f947b292190df382603470df9f062bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.479215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094990/publication.md
observed d2716866b9ba85c1e9a01c830c54ca3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.459849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094990/publication.txt
observed 6fa47c9a46347b5281fd8bb0e4dc331c...
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.