OpenTechnical

OT-2026-000023816

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000023816) never changes.

Identity and time

Publication numberOT-2026-000023816 · never reused
Internal UUID01a0ae70-aed5-7346-aeb9-8cb9e8ce54a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023816
StatusPUBLIC

Content hashes

Canonical textc487ec163833388eaac0f808c5590f7a1fee18734a06a6ea67b0b11ec26fd39a
Markdown8f8e1ecb00c029e4adaa50c617ba09520d35a64244155934bf21054578a58f74
PDF
Publication page594e7d1233ba1e00b906f136c703ca75ae7a065ef93671e94f049e795d17c8ff
Manifestba8a31a5034af0de7bf2c3c8936c07ab98654437fc1b081337a8b649e178191d

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
SignaturebP6Ed1j4YC/tfRlEn3SGDDT7WiXJV4R/Po8KTOKT5F+KIwJZnwyltuR/BVqeH4zznJyR+F0SrOM3IEqRyeF/AA==
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

2026-09-17T11:50:17.959034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023816
observed 594e7d1233ba1e00b906f136c703ca75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.941298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023816/manifest.json
observed ba8a31a5034af0de7bf2c3c8936c07ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.924182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023816/publication.md
observed 8f8e1ecb00c029e4adaa50c617ba0952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.904862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023816/publication.txt
observed c487ec163833388eaac0f808c5590f7a...
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.