OpenTechnical

OT-2026-000100178

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000100178) never changes.

Identity and time

Publication numberOT-2026-000100178 · never reused
Internal UUID01a0aea3-3052-7414-9895-73668e12bf49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100178
StatusPUBLIC

Content hashes

Canonical text1d8ae48bf3f805a176ed4505c4ec25b5da07a81b8940b24c4ac7637c74b20257
Markdownb0016600aaa52d18a4b522f6a1e67ad0eeac4c6a809403bf99f98b9c98b331cb
PDF
Publication page593d4c2087f2437aa2fcf600c87f2352ffe7b919e202cebe92ab8d1457937ecc
Manifest156dc261a8c235943b282f3be1416b549c109219c6e8e6332c5dd3c197f51838

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
SignatureBLoOZ+j+N3rndnEKwiQLWYfSHLcEAaWgXEablZIbmfOimaw6ZMzB1SXjukiOxh4Sk8aHZqqOQIKL5/54l1pGCQ==
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

2026-09-17T09:27:53.479295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100178
observed 593d4c2087f2437aa2fcf600c87f2352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.461664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100178/manifest.json
observed 156dc261a8c235943b282f3be1416b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.443469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100178/publication.md
observed b0016600aaa52d18a4b522f6a1e67ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.425360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100178/publication.txt
observed 1d8ae48bf3f805a176ed4505c4ec25b5...
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.