OpenTechnical

OT-2026-000060695

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000060695) never changes.

Identity and time

Publication numberOT-2026-000060695 · never reused
Internal UUID01a0ae8a-b7ce-7f93-ac2c-4020caca06ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060695
StatusPUBLIC

Content hashes

Canonical text87b1176e13cb42f6d72fec55df19306e5e1f573861f539ba2dbf5cd2d8dfaaee
Markdown610afcaca68f8525742b1fd5e7101ea0ea0ba4ea5c4b54da591e14c6f7f72eb2
PDF
Publication page58549dc69016638377ed0822a98c16dfdeba0a32bf73f9e2f7b412c00d938748
Manifest0853d361fd5c0e4ce403c4db33ea14aca1e790ff8e805ca970154679c576291c

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
Signatureo4DFVlEIkVP4QT96m5+/m364sucaa6Su6lo6HrtSUVuF8/0TJkEJlaGY+b5Mpcl2OGLCY29Olnmh6nqzYWJUDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:20.470785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060695
observed 58549dc69016638377ed0822a98c16df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.451763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060695/manifest.json
observed 0853d361fd5c0e4ce403c4db33ea14ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.432165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060695/publication.md
observed 610afcaca68f8525742b1fd5e7101ea0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.412746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060695/publication.txt
observed 87b1176e13cb42f6d72fec55df19306e...
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.