OpenTechnical

OT-2026-000042914

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000042914) never changes.

Identity and time

Publication numberOT-2026-000042914 · never reused
Internal UUID01a0ae7a-c0d1-7ce5-881d-8aa8779580ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042914
StatusPUBLIC

Content hashes

Canonical textd3050330727da0890621de14718161ac088966d0ff04ec3ee4abd09757ca6246
Markdowne9983ae13f87880bbd6400dd06a4efc4a154fbc965e97c5d26e432a526df280f
PDF
Publication pageb3afb0857145b4772b5d3b0b2d8a7ca7a0fc407a5b7cf025940d030fdb9721ed
Manifestbaecb7b8a3e137e2d47c8971d1b4f9ed060aa5d79c41fd1862ab1ed3dbb335a5

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
SignaturepfBcEK/lTdRBqIBBtl+h10EYgxvZGZamyFj/Uvb2wXZYyK3ZRqw6ZWhye6iq1jhr52ZSxvSYCaf14/oUhnnXDQ==
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

2026-09-17T11:15:25.636726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042914
observed b3afb0857145b4772b5d3b0b2d8a7ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.616335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042914/manifest.json
observed baecb7b8a3e137e2d47c8971d1b4f9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.596282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042914/publication.md
observed e9983ae13f87880bbd6400dd06a4efc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:25.575952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042914/publication.txt
observed d3050330727da0890621de14718161ac...
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.