OpenTechnical

OT-2026-000077995

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000077995) never changes.

Identity and time

Publication numberOT-2026-000077995 · never reused
Internal UUID01a0ae95-2ed1-73f6-85ed-f1ac229fcc54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077995
StatusPUBLIC

Content hashes

Canonical text0df17f9f8180dab2db5b96ae989fa25ce55db76870354d6c4a7645fd33815c8a
Markdown8b2b443fdc320dffd9068664582f9a30a4d6ca70bab2c3cd6fc96014b8165b39
PDF
Publication page0656509e382e90b2e6fb6c8d08f5f72c9763f8ad8c4d41426fd45ac3847e5192
Manifest7acf3db0cdba4b4d5e474ed067c6501ecde5270832352087fb5fc582e3da1bbb

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
SignatureiKAOJQ8tFnWeb7gHTVTp3AERLlRacqnMsxzRsGA1UoqLImH8+aG5faqBYMc2FF/MWvrj6xd4efFvvBrTZiPZCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:26.795622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995
observed 0656509e382e90b2e6fb6c8d08f5f72c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:26.776782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/manifest.json
observed 7acf3db0cdba4b4d5e474ed067c6501e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:26.758184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/publication.md
observed 8b2b443fdc320dffd9068664582f9a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:26.740001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/publication.txt
observed 0df17f9f8180dab2db5b96ae989fa25c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:16.877021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995
observed 0656509e382e90b2e6fb6c8d08f5f72c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:16.858142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/manifest.json
observed 7acf3db0cdba4b4d5e474ed067c6501e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:16.840145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/publication.md
observed 8b2b443fdc320dffd9068664582f9a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:16.819755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077995/publication.txt
observed 0df17f9f8180dab2db5b96ae989fa25c...
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.