OpenTechnical

OT-2026-000065335

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000065335) never changes.

Identity and time

Publication numberOT-2026-000065335 · never reused
Internal UUID01a0ae8e-1dfa-7dfb-b72c-0b88d046a010 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065335
StatusPUBLIC

Content hashes

Canonical textc21b4628dd364d45c56e2df52fc54f28dfee9a51fd4c2e621cdeeafe7f4daf24
Markdown1e84cf059ec09b9bc05648358b62e756e452620d408a03d5c8321428823d0068
PDF
Publication pageb5e0364ff7fe58dcbc59417282fc842d550b67f9fc9a2743363a3d75d2bb98f5
Manifestf53224f36a3260a56ab17232c672d17e568d1505a1c647aede0d4b362a24a3a5

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
Signature2n436DzbrTBG6t6jGVs+ADUoS2p4aX9Sc/CgXUjYIL89IObfXZyEL85xpg+xknjuZoxprKd1VaLTWSyyQi/kBQ==
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

2026-09-17T10:35:19.012686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065335
observed b5e0364ff7fe58dcbc59417282fc842d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.996269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065335/manifest.json
observed f53224f36a3260a56ab17232c672d17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.978468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065335/publication.md
observed 1e84cf059ec09b9bc05648358b62e756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:18.958121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065335/publication.txt
observed c21b4628dd364d45c56e2df52fc54f28...
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.