OpenTechnical

OT-2026-000064095

Publication integrity record

Foam pad vacuum gripper, two zone face, pump fed, pressure sensor per zone, 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-2026-000064095) never changes.

Identity and time

Publication numberOT-2026-000064095 · never reused
Internal UUID01a0ae8d-a45f-7045-9745-cb3d2b5df36c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064095
StatusPUBLIC

Content hashes

Canonical textaa5a84c27e09e0d113c196961f29a0ab392f19a20abb724cff2fb317b0678a79
Markdown47b14c05bb76b0769d6d999297b1019c75a582b4f9d2a63cd99462edff0040fb
PDF
Publication pagec26ecfd305d7941e9df83da2dffce10f70fd3e4244ffc73396025d6b6b441437
Manifestae917fcc45fa31f88d6a3a7aede6d424230ab5d7d668c18e2acb32990bda7b44

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
SignaturefxXvFcE4QBRdRQ/+0JJqgDBjUx6q9CenrZvzl7Dhf9D7TrCAiWdb+hBJm7tH2x106VUO6UsxZGY5vVNNXTumCQ==
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

2026-09-17T10:36:05.051550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064095
observed c26ecfd305d7941e9df83da2dffce10f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.033246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064095/manifest.json
observed ae917fcc45fa31f88d6a3a7aede6d424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:05.014185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064095/publication.md
observed 47b14c05bb76b0769d6d999297b1019c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:04.995383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064095/publication.txt
observed aa5a84c27e09e0d113c196961f29a0ab...
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.