OpenTechnical

OT-2026-000098863

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000098863) never changes.

Identity and time

Publication numberOT-2026-000098863 · never reused
Internal UUID01a0aea2-8286-724a-9a3a-3f3f5771a9fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098863
StatusPUBLIC

Content hashes

Canonical text2a448666b704edba5710f2aa6eaca3ca2e622ce64b32e011081b2fa456249336
Markdown8cb770a9c91a896bd941b59c9c62229312de648ab06765806c7201835060a29d
PDF
Publication page33705834be2faa12c4a054175fec24beb8016ba9ce8cbea69978f744199927f5
Manifest52e96e4250c59c3c56d33214618ac035d8c1b6b9574f0742fa403dae07303907

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
SignatureX9AnQfwFWCkt66Qv2S9N/N0XyeBQ26E9l8azbzJc8HXNNhbqMlbhbOx7I+2kPReRTvl1E7T187ow3hM/nKzABw==
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

2026-09-17T09:29:54.578556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098863
observed 33705834be2faa12c4a054175fec24be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.560740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098863/manifest.json
observed 52e96e4250c59c3c56d33214618ac035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.506073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098863/publication.md
observed 8cb770a9c91a896bd941b59c9c622293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.447776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098863/publication.txt
observed 2a448666b704edba5710f2aa6eaca3ca...
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.