OpenTechnical

OT-2026-000011688

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, 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-2026-000011688) never changes.

Identity and time

Publication numberOT-2026-000011688 · never reused
Internal UUID01a0ae6d-1940-74c6-a9df-1bc80b526cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011688
StatusPUBLIC

Content hashes

Canonical textc379ffcf73dbea4653622b26238d66331f8a7ec47746dd859c13a4475c396c72
Markdownc58ef43d00294252048360bffd101c8d6ce457d859548a3bcf1071f5cca94309
PDF
Publication pagef4bb47271fdc2889bf55f39f8c9c13561051f15f2011afdaea00ae9724c1560d
Manifest518193c8f0447585b3369333e0a85b0bfd467479758c358d98b0dbf4353d2487

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
Signaturety6jiFPQ2jEUh1XUjRFHtdWyPLq//65UhFIUnTFIVGt0ClcGfFzNfIEVcOXl7SfzBrPAhvCAe5Qjcljh3XNAAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:17.345463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011688
observed f4bb47271fdc2889bf55f39f8c9c1356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.327135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011688/manifest.json
observed 518193c8f0447585b3369333e0a85b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.308692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011688/publication.md
observed c58ef43d00294252048360bffd101c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:17.290714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011688/publication.txt
observed c379ffcf73dbea4653622b26238d6633...
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.