OpenTechnical

OT-2026-000093610

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093610) never changes.

Identity and time

Publication numberOT-2026-000093610 · never reused
Internal UUID01a0ae9e-508b-7886-bb5e-bc15cabfb971 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093610
StatusPUBLIC

Content hashes

Canonical text30b462d4468e3c5e39518dd6e4cdfeb6a6aaf6fe06b2f14d82a7f77e5a8077a3
Markdown2655d2d1361fedb23e55126620c02bcfdec0cf48f2a0265abd3d746a568cd433
PDF
Publication pagec3de8b6db4507beb40cd318b0a515697d06d5291d5192aa754b26a954034e2e4
Manifest55e70f9a4b91ed0061c7b73fc0e46380424c18ba0ceb6852e3d150b5b99d8ee4

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
Signature9RmzcfawFIwf85H1EdHX3fy0nRCe1n7/cY/fJHsftpBSc4BkUHjYFf4YJWZ0gW+9TEy4XzQiWAa+24X2e7UVCQ==
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

2026-09-17T09:39:39.382432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093610
observed c3de8b6db4507beb40cd318b0a515697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.363720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093610/manifest.json
observed 55e70f9a4b91ed0061c7b73fc0e46380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.347160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093610/publication.md
observed 2655d2d1361fedb23e55126620c02bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.330385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093610/publication.txt
observed 30b462d4468e3c5e39518dd6e4cdfeb6...
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.