OpenTechnical

OT-2026-000066134

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066134) never changes.

Identity and time

Publication numberOT-2026-000066134 · never reused
Internal UUID01a0ae8e-8dc3-76ba-8de6-d49282c363d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066134
StatusPUBLIC

Content hashes

Canonical text6600bae7691e20aa51f048a7ed42c24d7a3aee6a7e1dfc72c9c9b4466452c6ce
Markdown66bd9c79dcbc39c4bab58acdc0949a113238d70126fe09427415ae8336d61f3e
PDF
Publication pagea6d9ff72bb157edfb9232d13659e4a5fe709f196fdf41f5a77709fccea15daca
Manifest7190606107be07b12ec4ece71296165c405be3230256068c62c86a9ca9c69fdc

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
SignatureJzy8csGYTFtJW/fo0zfXUeFCmWAVPqgD7k1eCx2eAZ1PVmRzv3faKJCY2v++DQn5o1mzEeCsCaaHnrtw3YCbBw==
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

2026-09-17T08:51:01.792662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066134
observed a6d9ff72bb157edfb9232d13659e4a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.775028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066134/manifest.json
observed 7190606107be07b12ec4ece71296165c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.741758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066134/publication.md
observed 66bd9c79dcbc39c4bab58acdc0949a11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:01.597580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066134/publication.txt
observed 6600bae7691e20aa51f048a7ed42c24d...
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.